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Exoplanet, the Glossary

Index Exoplanet

An exoplanet or extrasolar planet is a planet outside the Solar System.[1]

Table of Contents

  1. 247 relations: Absorption spectroscopy, Accretion (astrophysics), Albedo, Aleksander Wolszczan, Andrew Lyne, Apparent magnitude, Arecibo Observatory, Astrobiology, Astronomical transit, Astronomical unit, Astronomy & Astrophysics, Astrophysical X-ray source, Atacama Desert, Atmosphere of Earth, Atmospheric pressure, Aurora, Axial tilt, Barnard's Star, Binary star, Biomarker, Brown dwarf, California Institute of Technology, Cerro Paranal, Chandra X-ray Observatory, Chile, Chthonian planet, Circumbinary planet, Comet, Confidence interval, Coronagraph, CoRoT, Cosmic microwave background, Coulomb barrier, Dale Frail, Definition of planet, Desert planet, Detecting Earth from distant star-based systems, Deuterium, Didier Queloz, Donald C. Backer, Doppler effect, Doppler spectroscopy, Earth, Earth analog, Earth's magnetic field, East India Company, Echelle grating, Electron degeneracy pressure, ESO 3.6 m Telescope, ESPRESSO, ... Expand index (197 more) »

  2. Exoplanetology
  3. Exoplanets
  4. Types of planet

Absorption spectroscopy

Absorption spectroscopy is spectroscopy that involves techniques that measure the absorption of electromagnetic radiation, as a function of frequency or wavelength, due to its interaction with a sample.

See Exoplanet and Absorption spectroscopy

Accretion (astrophysics)

In astrophysics, accretion is the accumulation of particles into a massive object by gravitationally attracting more matter, typically gaseous matter, into an accretion disk.

See Exoplanet and Accretion (astrophysics)

Albedo

Albedo is the fraction of sunlight that is diffusely reflected by a body.

See Exoplanet and Albedo

Aleksander Wolszczan

Aleksander Wolszczan (born 29 April 1946) is a Polish astronomer.

See Exoplanet and Aleksander Wolszczan

Andrew Lyne

Andrew Geoffrey Lyne (born 13 July 1942) is a British physicist.

See Exoplanet and Andrew Lyne

Apparent magnitude

Apparent magnitude is a measure of the brightness of a star or other astronomical object.

See Exoplanet and Apparent magnitude

Arecibo Observatory

The Arecibo Observatory, also known as the National Astronomy and Ionosphere Center (NAIC) and formerly known as the Arecibo Ionosphere Observatory, is an observatory in Barrio Esperanza, Arecibo, Puerto Rico owned by the US National Science Foundation (NSF). Exoplanet and Arecibo Observatory are search for extraterrestrial intelligence.

See Exoplanet and Arecibo Observatory

Astrobiology

Astrobiology is a scientific field within the life and environmental sciences that studies the origins, early evolution, distribution, and future of life in the universe by investigating its deterministic conditions and contingent events.

See Exoplanet and Astrobiology

Astronomical transit

In astronomy, a transit (or astronomical transit) is the passage of a celestial body directly between a larger body and the observer.

See Exoplanet and Astronomical transit

Astronomical unit

The astronomical unit (symbol: au, or AU) is a unit of length defined to be exactly equal to.

See Exoplanet and Astronomical unit

Astronomy & Astrophysics

Astronomy & Astrophysics (A&A) is a monthly peer-reviewed scientific journal covering theoretical, observational, and instrumental astronomy and astrophysics.

See Exoplanet and Astronomy & Astrophysics

Astrophysical X-ray source

Astrophysical X-ray sources are astronomical objects with physical properties which result in the emission of X-rays.

See Exoplanet and Astrophysical X-ray source

Atacama Desert

The Atacama Desert (Desierto de Atacama) is a desert plateau located on the Pacific coast of South America, in the north of Chile.

See Exoplanet and Atacama Desert

Atmosphere of Earth

The atmosphere of Earth is composed of a layer of gas mixture that surrounds the Earth's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by Earth's gravity.

See Exoplanet and Atmosphere of Earth

Atmospheric pressure

Atmospheric pressure, also known as air pressure or barometric pressure (after the barometer), is the pressure within the atmosphere of Earth.

See Exoplanet and Atmospheric pressure

Aurora

An aurora (aurorae or auroras), also commonly known as the northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in Earth's sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic).

See Exoplanet and Aurora

Axial tilt

In astronomy, axial tilt, also known as obliquity, is the angle between an object's rotational axis and its orbital axis, which is the line perpendicular to its orbital plane; equivalently, it is the angle between its equatorial plane and orbital plane.

See Exoplanet and Axial tilt

Barnard's Star

Barnard's Star is a small red dwarf star in the constellation of Ophiuchus.

See Exoplanet and Barnard's Star

Binary star

A binary star or binary star system is a system of two stars that are gravitationally bound to and in orbit around each other.

See Exoplanet and Binary star

Biomarker

In biomedical contexts, a biomarker, or biological marker, is a measurable indicator of some biological state or condition.

See Exoplanet and Biomarker

Brown dwarf

Brown dwarfs are substellar objects that have more mass than the biggest gas giant planets, but less than the least massive main-sequence stars. Exoplanet and Brown dwarf are types of planet.

See Exoplanet and Brown dwarf

California Institute of Technology

The California Institute of Technology (branded as Caltech) is a private research university in Pasadena, California.

See Exoplanet and California Institute of Technology

Cerro Paranal

Cerro Paranal is a mountain in the Atacama Desert of northern Chile and is the home of the Paranal Observatory.

See Exoplanet and Cerro Paranal

Chandra X-ray Observatory

The Chandra X-ray Observatory (CXO), previously known as the Advanced X-ray Astrophysics Facility (AXAF), is a Flagship-class space telescope launched aboard the during STS-93 by NASA on July 23, 1999.

See Exoplanet and Chandra X-ray Observatory

Chile

Chile, officially the Republic of Chile, is a country in western South America.

See Exoplanet and Chile

Chthonian planet

Chthonian planets (sometimes 'cthonian') are a hypothetical class of celestial objects resulting from the stripping away of a gas giant's hydrogen and helium atmosphere and outer layers, which is called hydrodynamic escape.

See Exoplanet and Chthonian planet

Circumbinary planet

A circumbinary planet is a planet that orbits two stars instead of one. Exoplanet and circumbinary planet are types of planet.

See Exoplanet and Circumbinary planet

Comet

A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. Exoplanet and comet are Concepts in astronomy.

See Exoplanet and Comet

Confidence interval

Informally, in frequentist statistics, a confidence interval (CI) is an interval which is expected to typically contain the parameter being estimated.

See Exoplanet and Confidence interval

Coronagraph

A coronagraph is a telescopic attachment designed to block out the direct light from a star or other bright object so that nearby objects – which otherwise would be hidden in the object's bright glare – can be resolved.

See Exoplanet and Coronagraph

CoRoT

CoRoT (French: Convection, Rotation et Transits planétaires; English: Convection, Rotation and planetary Transits) was a space telescope mission which operated from 2006 to 2013.

See Exoplanet and CoRoT

Cosmic microwave background

The cosmic microwave background (CMB or CMBR) is microwave radiation that fills all space in the observable universe.

See Exoplanet and Cosmic microwave background

Coulomb barrier

The Coulomb barrier, named after Coulomb's law, which is in turn named after physicist Charles-Augustin de Coulomb, is the energy barrier due to electrostatic interaction that two nuclei need to overcome so they can get close enough to undergo a nuclear reaction.

See Exoplanet and Coulomb barrier

Dale Frail

Dale A. Frail is a Canadian astronomer working at the National Radio Astronomy Observatory (NRAO) in Socorro, New Mexico.

See Exoplanet and Dale Frail

Definition of planet

The definition of the term planet has changed several times since the word was coined by the ancient Greeks.

See Exoplanet and Definition of planet

Desert planet

A desert planet, also known as a dry planet, an arid planet, or a dune planet, is a type of terrestrial planet with an arid surface consistency similar to Earth's deserts.

See Exoplanet and Desert planet

Detecting Earth from distant star-based systems

There are several methods currently used by astronomers to detect distant exoplanets from Earth. Exoplanet and Detecting Earth from distant star-based systems are Exoplanetology.

See Exoplanet and Detecting Earth from distant star-based systems

Deuterium

Deuterium (hydrogen-2, symbol H or D, also known as heavy hydrogen) is one of two stable isotopes of hydrogen (the other is protium, or hydrogen-1).

See Exoplanet and Deuterium

Didier Queloz

Didier Patrick Queloz (born 23 February 1966) is a Swiss astronomer.

See Exoplanet and Didier Queloz

Donald C. Backer

Donald Charles Backer (November 9, 1943 – July 25, 2010) was an American astrophysicist who primarily worked in radio astronomy.

See Exoplanet and Donald C. Backer

Doppler effect

The Doppler effect (also Doppler shift) is the change in the frequency of a wave in relation to an observer who is moving relative to the source of the wave.

See Exoplanet and Doppler effect

Doppler spectroscopy

Doppler spectroscopy (also known as the radial-velocity method, or colloquially, the wobble method) is an indirect method for finding extrasolar planets and brown dwarfs from radial-velocity measurements via observation of Doppler shifts in the spectrum of the planet's parent star.

See Exoplanet and Doppler spectroscopy

Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

See Exoplanet and Earth

Earth analog

An Earth analog, also called an Earth analogue, Earth twin, or second Earth, is a planet or moon with environmental conditions similar to those found on Earth. Exoplanet and Earth analog are types of planet.

See Exoplanet and Earth analog

Earth's magnetic field

Earth's magnetic field, also known as the geomagnetic field, is the magnetic field that extends from Earth's interior out into space, where it interacts with the solar wind, a stream of charged particles emanating from the Sun.

See Exoplanet and Earth's magnetic field

East India Company

The East India Company (EIC) was an English, and later British, joint-stock company founded in 1600 and dissolved in 1874.

See Exoplanet and East India Company

Echelle grating

An echelle grating (from French échelle, meaning "ladder") is a type of diffraction grating characterised by a relatively low groove density, but a groove shape which is optimized for use at high incidence angles and therefore in high diffraction orders.

See Exoplanet and Echelle grating

Electron degeneracy pressure

In astrophysics and condensed matter physics, electron degeneracy pressure is a quantum mechanical effect critical to understanding the stability of white dwarf stars and metal solids.

See Exoplanet and Electron degeneracy pressure

ESO 3.6 m Telescope

The ESO 3.6 m Telescope is an optical reflecting telescope run by the European Southern Observatory at La Silla Observatory, Chile since 1977, with a clear aperture of about and area.

See Exoplanet and ESO 3.6 m Telescope

ESPRESSO

ESPRESSO (Echelle Spectrograph for Rocky Exoplanet- and Stable Spectroscopic Observations) is a third-generation, fiber fed, cross-dispersed, echelle spectrograph mounted on the European Southern Observatory's Very Large Telescope (VLT).

See Exoplanet and ESPRESSO

Europa (moon)

Europa, or Jupiter II, is the smallest of the four Galilean moons orbiting Jupiter, and the sixth-closest to the planet of all the 95 known moons of Jupiter.

See Exoplanet and Europa (moon)

Exoplanet Data Explorer

The Exoplanet Data Explorer / Exoplanet Orbit Database is a database listing extrasolar planets up to 24 Jupiter masses.

See Exoplanet and Exoplanet Data Explorer

Exoplanet orbital and physical parameters

This page describes exoplanet orbital and physical parameters. Exoplanet and exoplanet orbital and physical parameters are Exoplanetology.

See Exoplanet and Exoplanet orbital and physical parameters

An extragalactic planet, also known as an extragalactic exoplanet or an extroplanet, is a star-bound planet or rogue planet located outside of the Milky Way Galaxy. Exoplanet and extragalactic planet are Exoplanetology and types of planet.

See Exoplanet and Extragalactic planet

The Extrasolar Planets Encyclopaedia (also known as Encyclopaedia of exoplanetary systems and Catalogue of Exoplanets) is an astronomy website, founded in Paris, France at the Meudon Observatory by Jean Schneider in February 1995, which maintains a database of all the currently known and candidate extrasolar planets, with individual pages for each planet and a full list interactive catalog spreadsheet.

See Exoplanet and Extrasolar Planets Encyclopaedia

Planets outside of the Solar System have appeared in fiction since at least the 1850s, long before the first real ones were discovered in the 1990s.

See Exoplanet and Extrasolar planets in fiction

The study of extraterrestrial atmospheres is an active field of research, both as an aspect of astronomy and to gain insight into Earth's atmosphere.

See Exoplanet and Extraterrestrial atmosphere

Extraterrestrial life, alien life, or colloquially simply aliens, is life which does not originate from Earth. Exoplanet and Extraterrestrial life are search for extraterrestrial intelligence.

See Exoplanet and Extraterrestrial life

Extremely Large Telescope

The Extremely Large Telescope (ELT) is an astronomical observatory under construction.

See Exoplanet and Extremely Large Telescope

F-type main-sequence star

An F-type main-sequence star (F V) is a main-sequence, hydrogen-fusing star of spectral type F and luminosity class V. These stars have from 1.0 to 1.4 times the mass of the Sun and surface temperatures between 6,000 and 7,600 K.

See Exoplanet and F-type main-sequence star

Fomalhaut b

Fomalhaut b, formally named Dagon, is a former candidate planet observed near the A-type main-sequence star Fomalhaut, approximately 25 light-years away in the constellation of Piscis Austrinus.

See Exoplanet and Fomalhaut b

Forest Ray Moulton

Forest Ray Moulton (April 29, 1872 – December 7, 1952) was an American astronomer.

See Exoplanet and Forest Ray Moulton

Galilean moons

The Galilean moons, or Galilean satellites, are the four largest moons of Jupiter: Io, Europa, Ganymede, and Callisto.

See Exoplanet and Galilean moons

Gamma Cephei

Gamma Cephei (γ Cephei, abbreviated Gamma Cep, γ Cep) is a binary star system approximately 45 light-years away in the northern constellation of Cepheus.

See Exoplanet and Gamma Cephei

Gas giant

A gas giant is a giant planet composed mainly of hydrogen and helium. Exoplanet and gas giant are types of planet.

See Exoplanet and Gas giant

Gauss (unit)

The gauss (symbol:, sometimes Gs), is a unit of measurement of magnetic induction, also known as magnetic flux density.

See Exoplanet and Gauss (unit)

Gemini Planet Imager

The Gemini Planet Imager (GPI) is a high contrast imaging instrument that was built for the Gemini South Telescope in Chile.

See Exoplanet and Gemini Planet Imager

General Scholium

The General Scholium (Scholium Generale) is an essay written by Isaac Newton, appended to his work of Philosophiæ Naturalis Principia Mathematica, known as the Principia.

See Exoplanet and General Scholium

Geometric albedo

In astronomy, the geometric albedo of a celestial body is the ratio of its actual brightness as seen from the light source (i.e. at zero phase angle) to that of an idealized flat, fully reflecting, diffusively scattering (Lambertian) disk with the same cross-section.

See Exoplanet and Geometric albedo

Geophysical Research Letters

Geophysical Research Letters is a biweekly peer-reviewed scientific journal of geoscience published by the American Geophysical Union that was established in 1974.

See Exoplanet and Geophysical Research Letters

Giordano Bruno

Giordano Bruno (Iordanus Brunus Nolanus; born Filippo Bruno, January or February 1548 – 17 February 1600) was an Italian philosopher, poet, alchemist, astronomer, cosmological theorist, and esotericist.

See Exoplanet and Giordano Bruno

Gizmodo

Gizmodo is a design, technology, science, and science fiction website.

See Exoplanet and Gizmodo

Gliese 436 b

Gliese 436 b (sometimes called GJ 436 b, formally named Awohali) is a Neptune-sized exoplanet orbiting the red dwarf Gliese 436.

See Exoplanet and Gliese 436 b

Gliese 504 b

Gliese 504 b (often shortened to pink planet or 59 Virginis b) is a Jovian planet or brown dwarf located in the system of the solar analog 59 Virginis (GJ 504),In spite of names of some exoplanets, derived from theirs host stars Flamsteed designations (for example, 51 Pegasi b, 61 Virginis b, 70 Virginis b etc.), the discoverers of this exoplanet did not use a similar name (i.e.

See Exoplanet and Gliese 504 b

Gravitational capture

Gravitational capture occurs when one object enters a stable orbit around another (typically referring to natural orbits rather than orbit insertion of a spacecraft with an orbital maneuvers).

See Exoplanet and Gravitational capture

Gravitational microlensing

Gravitational microlensing is an astronomical phenomenon caused by the gravitational lens effect.

See Exoplanet and Gravitational microlensing

Gravity

In physics, gravity is a fundamental interaction which causes mutual attraction between all things that have mass.

See Exoplanet and Gravity

Greenhouse effect

The greenhouse effect occurs when greenhouse gases in a planet's atmosphere insulate the planet from losing heat to space, raising its surface temperature.

See Exoplanet and Greenhouse effect

Habitability of natural satellites

The habitability of natural satellites is the potential of moons to provide habitats for life, though it is not an indicator that they harbor it.

See Exoplanet and Habitability of natural satellites

Habitable zone

In astronomy and astrobiology, the habitable zone (HZ), or more precisely the circumstellar habitable zone (CHZ), is the range of orbits around a star within which a planetary surface can support liquid water given sufficient atmospheric pressure. Exoplanet and habitable zone are search for extraterrestrial intelligence.

See Exoplanet and Habitable zone

Habitable zone for complex life

A Habitable Zone for Complex Life (HZCL) is a range of distances from a star suitable for complex aerobic life.

See Exoplanet and Habitable zone for complex life

Hale Telescope

The Hale Telescope is a, f/3.3 reflecting telescope at the Palomar Observatory in San Diego County, California, US, named after astronomer George Ellery Hale.

See Exoplanet and Hale Telescope

Haute-Provence Observatory

The Haute-Provence Observatory (OHP, Observatoire de Haute-Provence) is an astronomical observatory in the southeast of France, about 90 km east of Avignon and 100 km north of Marseille.

See Exoplanet and Haute-Provence Observatory

HD 189733

HD 189733, also catalogued as V452 Vulpeculae, is a binary star system away in the constellation of Vulpecula (the Fox).

See Exoplanet and HD 189733

HD 189733 b

HD 189733 b is an exoplanet in the constellation of Vulpecula approximately away from the Solar System.

See Exoplanet and HD 189733 b

HD 209458 b

HD 209458 b is an exoplanet that orbits the solar analog HD 209458 in the constellation Pegasus, some from the Solar System.

See Exoplanet and HD 209458 b

Heliocentrism

Heliocentrism (also known as the heliocentric model) is a superseded astronomical model in which the Earth and planets revolve around the Sun at the center of the universe.

See Exoplanet and Heliocentrism

Helium

Helium (from lit) is a chemical element; it has symbol He and atomic number 2.

See Exoplanet and Helium

Helium planet

A helium planet is a planet with a helium-dominated atmosphere.

See Exoplanet and Helium planet

High Accuracy Radial Velocity Planet Searcher

The High Accuracy Radial Velocity Planet Searcher (HARPS) is a high-precision echelle planet-finding spectrograph installed in 2002 on the ESO's 3.6m telescope at La Silla Observatory in Chile.

See Exoplanet and High Accuracy Radial Velocity Planet Searcher

Hot Jupiter

Hot Jupiters (sometimes called hot Saturns) are a class of gas giant exoplanets that are inferred to be physically similar to Jupiter but that have very short orbital periods (. Exoplanet and hot Jupiter are types of planet.

See Exoplanet and Hot Jupiter

HR 2562 b

HR 2562 b is a brown dwarf or gas giant exoplanet.

See Exoplanet and HR 2562 b

HR 8799

HR 8799 is a roughly 30 million-year-old main-sequence star located away from Earth in the constellation of Pegasus.

See Exoplanet and HR 8799

Hydrogen

Hydrogen is a chemical element; it has symbol H and atomic number 1.

See Exoplanet and Hydrogen

Ice crystal

Ice crystals are solid ice in symmetrical shapes including hexagonal columns, hexagonal plates, and dendritic crystals.

See Exoplanet and Ice crystal

Infrared

Infrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than microwaves.

See Exoplanet and Infrared

International Astronomical Union

The International Astronomical Union (IAU; Union astronomique internationale, UAI) is an international non-governmental organization (INGO) with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach, education, and development through global cooperation.

See Exoplanet and International Astronomical Union

Isaac Newton

Sir Isaac Newton (25 December 1642 – 20 March 1726/27) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher.

See Exoplanet and Isaac Newton

James Webb Space Telescope

The James Webb Space Telescope (JWST) is a space telescope designed to conduct infrared astronomy.

See Exoplanet and James Webb Space Telescope

Joule heating

Joule heating (also known as resistive, resistance, or Ohmic heating) is the process by which the passage of an electric current through a conductor produces heat.

See Exoplanet and Joule heating

Journal for the History of Astronomy

Journal for the History of Astronomy (JHA) is a peer-reviewed academic journal that publishes papers in the History of Astronomy from earliest times to the present, and in history in the service of astronomy.

See Exoplanet and Journal for the History of Astronomy

Journal of the British Interplanetary Society

The Journal of the British Interplanetary Society (JBIS) is a monthly peer-reviewed scientific journal that was established in 1934.

See Exoplanet and Journal of the British Interplanetary Society

Jupiter

Jupiter is the fifth planet from the Sun and the largest in the Solar System.

See Exoplanet and Jupiter

Kappa Andromedae b

Kappa Andromedae b is a directly imaged substellar object and likely superjovian-mass planet orbiting Kappa Andromedae, a young B9IV star in the Andromeda constellation, about 170 light-years away.

See Exoplanet and Kappa Andromedae b

Kepler space telescope

The Kepler space telescope is a defunct space telescope launched by NASA in 2009 to discover Earth-sized planets orbiting other stars.

See Exoplanet and Kepler space telescope

Kepler-1520b

Kepler-1520b (initially published as KIC 12557548 b), is a confirmed exoplanet orbiting the K-type main sequence star Kepler-1520.

See Exoplanet and Kepler-1520b

Kepler-16

Kepler-16 is an eclipsing binary star system in the constellation of Cygnus that was targeted by the Kepler spacecraft. Both stars are smaller than the Sun; the primary, Kepler-16A, is a K-type main-sequence star and the secondary, Kepler-16B, is an M-type red dwarf. They are separated by 0.22 AU, and complete an orbit around a common center of mass every 41 days.

See Exoplanet and Kepler-16

Kepler-1625b

Kepler-1625b is a super-Jupiter exoplanet orbiting the Sun-like star Kepler-1625 about away in the constellation of Cygnus.

See Exoplanet and Kepler-1625b

Kepler-186f

Kepler-186f (also known by its Kepler object of interest designation KOI-571.05) is an Earth-sized exoplanet orbiting within the habitable zone of the red dwarf star Kepler-186, the outermost of five such planets discovered around the star by NASA's ''Kepler'' spacecraft.

See Exoplanet and Kepler-186f

Kepler-19b

Kepler-19b is a planet orbiting around the star Kepler-19.

See Exoplanet and Kepler-19b

Kepler-19c

Kepler-19c is an extra-solar planet orbiting the star Kepler-19 approximately 717 light years from Earth.

See Exoplanet and Kepler-19c

Kepler-223

Kepler-223 (KOI-730, KIC 10227020) is a G5V star with an extrasolar planetary system discovered by the Kepler mission.

See Exoplanet and Kepler-223

Kepler-442b

Kepler-442b (also known by its Kepler object of interest designation KOI-4742.01) is a confirmed near-Earth-sized exoplanet, likely rocky, orbiting within the habitable zone of the K-type main-sequence star Kepler-442, about from Earth in the constellation of Lyra.

See Exoplanet and Kepler-442b

Kepler-452b

Kepler-452b (sometimes quoted to be an Earth 2.0 or Earth's Cousin based on its characteristics; also known by its Kepler Object of Interest designation KOI-7016.01) is a super-Earth exoplanet orbiting within the inner edge of the habitable zone of the sun-like star Kepler-452 and is the only planet in the system discovered by the Kepler space telescope.

See Exoplanet and Kepler-452b

Kepler-51

Kepler-51 is a Sun-like star that is about 500 million years old.

See Exoplanet and Kepler-51

Kepler-62f

Kepler-62f (also known by its Kepler Object of Interest designation KOI-701.04) is a super-Earth exoplanet orbiting within the habitable zone of the star Kepler-62, the outermost of five such planets discovered around the star by NASA's ''Kepler'' spacecraft.

See Exoplanet and Kepler-62f

La Silla Observatory

La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory (ESO).

See Exoplanet and La Silla Observatory

LHS 475 b

LHS 475 b is a terrestrial planet orbiting the star LHS 475 which is about 40.7 light years away, in the constellation of Octans.

See Exoplanet and LHS 475 b

Life

Life is a quality that distinguishes matter that has biological processes, such as signaling and self-sustaining processes, from matter that does not.

See Exoplanet and Life

Light-year

A light-year, alternatively spelled light year (ly or lyr), is a unit of length used to express astronomical distances and is equal to exactly 9,460,730,472,580.8 km (Scientific notation: 9.4607304725808 × 1012 km), which is approximately 5.88 trillion mi. Exoplanet and light-year are Concepts in astronomy.

See Exoplanet and Light-year

List of multiplanetary systems

From the total of stars known to have exoplanets (as of), there are a total of known multiplanetary systems, or stars with at least two confirmed planets, beyond the Solar System.

See Exoplanet and List of multiplanetary systems

List of nearest exoplanets

There are known exoplanets, or planets outside the Solar System that orbit a star, as of; only a small fraction of these are located in the vicinity of the Solar System.

See Exoplanet and List of nearest exoplanets

List of proper names of exoplanets

Proper names for planets outside of the Solar System – known as exoplanets – are chosen by the International Astronomical Union (IAU) through public naming contests known as NameExoWorlds.

See Exoplanet and List of proper names of exoplanets

Lists of planets

These are lists of planets. Exoplanet and lists of planets are exoplanets and search for extraterrestrial intelligence.

See Exoplanet and Lists of planets

Los Angeles Times

The Los Angeles Times is a regional American daily newspaper that began publishing in Los Angeles, California in 1881.

See Exoplanet and Los Angeles Times

Low-Frequency Array

The Low-Frequency Array (LOFAR) is a large radio telescope, with an antenna network located mainly in the Netherlands, and spreading across 7 other European countries as of 2019.

See Exoplanet and Low-Frequency Array

Madras Observatory

The Madras Observatory was an astronomical observatory which had its origins in a private observatory set up by William Petrie in 1786 and later moved and managed by the British East India Company from 1792 in Madras (now known as Chennai).

See Exoplanet and Madras Observatory

Magnetic field

A magnetic field (sometimes called B-field) is a physical field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials.

See Exoplanet and Magnetic field

Magnetosphere

In astronomy and planetary science, a magnetosphere is a region of space surrounding an astronomical object in which charged particles are affected by that object's magnetic field. Exoplanet and magnetosphere are Concepts in astronomy.

See Exoplanet and Magnetosphere

Main sequence

In astronomy, the main sequence is a classification of stars which appear on plots of stellar color versus brightness as a continuous and distinctive band. Exoplanet and main sequence are Concepts in astronomy.

See Exoplanet and Main sequence

Matthew Bailes

Matthew Bailes is an astrophysicist and Professor at the Centre for Astrophysics and Supercomputing, Swinburne University of Technology and the Director of OzGrav, the ARC Centre of Excellence for Gravitational Wave Discovery.

See Exoplanet and Matthew Bailes

Metallic hydrogen is a phase of hydrogen in which it behaves like an electrical conductor.

See Exoplanet and Metallic hydrogen

In astronomy, metallicity is the abundance of elements present in an object that are heavier than hydrogen and helium. Exoplanet and metallicity are Concepts in astronomy.

See Exoplanet and Metallicity

Methods of detecting exoplanets

Any planet is an extremely faint light source compared to its parent star. Exoplanet and Methods of detecting exoplanets are Exoplanetology.

See Exoplanet and Methods of detecting exoplanets

Michel Mayor

Michel Gustave Édouard Mayor (born 12 January 1942) is a Swiss astrophysicist and professor emeritus at the University of Geneva's Department of Astronomy.

See Exoplanet and Michel Mayor

Microlensing Observations in Astrophysics

Microlensing Observations in Astrophysics (MOA) is a collaborative project between researchers in New Zealand and Japan, led by Professor Yasushi Muraki of Nagoya University.

See Exoplanet and Microlensing Observations in Astrophysics

Milky Way

The Milky Way is the galaxy that includes the Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye.

See Exoplanet and Milky Way

Minimum mass

In astronomy, minimum mass is the lower-bound calculated mass of observed objects such as planets, stars and binary systems, nebulae, and black holes. Exoplanet and minimum mass are Exoplanetology.

See Exoplanet and Minimum mass

Monthly Notices of the Royal Astronomical Society

Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal in astronomy, astrophysics and related fields.

See Exoplanet and Monthly Notices of the Royal Astronomical Society

Moon

The Moon is Earth's only natural satellite.

See Exoplanet and Moon

Mount Wilson Observatory

The Mount Wilson Observatory (MWO) is an astronomical observatory in Los Angeles County, California, United States.

See Exoplanet and Mount Wilson Observatory

NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the U.S. federal government responsible for the civil space program, aeronautics research, and space research.

See Exoplanet and NASA

NASA Exoplanet Archive

The NASA Exoplanet Archive is an online astronomical exoplanet catalog and data service that collects and serves public data that support the search for and characterization of extra-solar planets (exoplanets) and their host stars.

See Exoplanet and NASA Exoplanet Archive

National Geographic Society

The National Geographic Society (NGS), headquartered in Washington, D.C., United States, is one of the largest nonprofit scientific and educational organizations in the world.

See Exoplanet and National Geographic Society

Natural environment

The natural environment or natural world encompasses all biotic and abiotic things occurring naturally, meaning in this case not artificial.

See Exoplanet and Natural environment

Nature Communications

Nature Communications is a peer-reviewed, open access, scientific journal published by Nature Portfolio since 2010.

See Exoplanet and Nature Communications

NBC News

NBC News is the news division of the American broadcast television network NBC.

See Exoplanet and NBC News

New Scientist

New Scientist is a popular science magazine covering all aspects of science and technology.

See Exoplanet and New Scientist

Nicolaus Copernicus

Nicolaus Copernicus (19 February 1473 – 24 May 1543) was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon, who formulated a model of the universe that placed the Sun rather than Earth at its center.

See Exoplanet and Nicolaus Copernicus

Nobel Prize in Physics

The Nobel Prize in Physics (Nobelpriset i fysik) is an annual award given by the Royal Swedish Academy of Sciences for those who have made the most outstanding contributions to mankind in the field of physics.

See Exoplanet and Nobel Prize in Physics

Ocean world

An ocean world, ocean planet or water world is a type of planet that contains a substantial amount of water in the form of oceans, as part of its hydrosphere, either beneath the surface, as subsurface oceans, or on the surface, potentially submerging all dry land. Exoplanet and ocean world are types of planet.

See Exoplanet and Ocean world

OGLE-2005-BLG-390Lb

OGLE-2005-BLG-390Lb (known sometimes as Hoth by NASA) is a super-Earth exoplanet orbiting OGLE-2005-BLG-390L, a star from Earth near the center of the Milky Way, making it one of the most distant planets known.

See Exoplanet and OGLE-2005-BLG-390Lb

Optical spectrometer

An optical spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials.

See Exoplanet and Optical spectrometer

Optothermal stability

Optothermal stability describes the rate at which an optical element distorts due to a changing thermal environment.

See Exoplanet and Optothermal stability

Orbital eccentricity

In astrodynamics, the orbital eccentricity of an astronomical object is a dimensionless parameter that determines the amount by which its orbit around another body deviates from a perfect circle.

See Exoplanet and Orbital eccentricity

Orbital period

The orbital period (also revolution period) is the amount of time a given astronomical object takes to complete one orbit around another object.

See Exoplanet and Orbital period

Orbital resonance

In celestial mechanics, orbital resonance occurs when orbiting bodies exert regular, periodic gravitational influence on each other, usually because their orbital periods are related by a ratio of small integers.

See Exoplanet and Orbital resonance

Otto Struve

Otto Lyudvigovich Struve (Отто Людвигович Струве; 12 August 1897 – 6 April 1963) was a Ukrainian-American astronomer of Baltic German origin.

See Exoplanet and Otto Struve

Oxygen

Oxygen is a chemical element; it has symbol O and atomic number 8.

See Exoplanet and Oxygen

Paris Observatory

The Paris Observatory (Observatoire de Paris), a research institution of the Paris Sciences et Lettres University, is the foremost astronomical observatory of France, and one of the largest astronomical centers in the world.

See Exoplanet and Paris Observatory

Parsec

The parsec (symbol: pc) is a unit of length used to measure the large distances to astronomical objects outside the Solar System, approximately equal to or (AU), i.e.. Exoplanet and parsec are Concepts in astronomy.

See Exoplanet and Parsec

Perturbation (astronomy)

In astronomy, perturbation is the complex motion of a massive body subjected to forces other than the gravitational attraction of a single other massive body.

See Exoplanet and Perturbation (astronomy)

Peter van de Kamp

Piet van de Kamp (December 26, 1901 – May 18, 1995), known as Peter van de Kamp in the United States, was a Dutch astronomer who lived in the United States most of his life.

See Exoplanet and Peter van de Kamp

PH1b

PH1b (standing for "Planet Hunters 1"), or by its NASA designation Kepler-64b, is an extrasolar planet found in a circumbinary orbit in the quadruple star system Kepler-64.

See Exoplanet and PH1b

Philosophiæ Naturalis Principia Mathematica

Philosophiæ Naturalis Principia Mathematica (English: The Mathematical Principles of Natural Philosophy) often referred to as simply the Principia, is a book by Isaac Newton that expounds Newton's laws of motion and his law of universal gravitation.

See Exoplanet and Philosophiæ Naturalis Principia Mathematica

Photosynthesis

Photosynthesis is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their metabolism.

See Exoplanet and Photosynthesis

Planet

A planet is a large, rounded astronomical body that is generally required to be in orbit around a star, stellar remnant, or brown dwarf, and is not one itself. Exoplanet and planet are Concepts in astronomy.

See Exoplanet and Planet

Planetary habitability

Planetary habitability is the measure of a planet's or a natural satellite's potential to develop and maintain environments hospitable to life. Exoplanet and Planetary habitability are Exoplanetology.

See Exoplanet and Planetary habitability

Planetary phase

A planetary phase is a certain portion of a planet's area that reflects sunlight as viewed from a given vantage point, as well as the period of time during which it occurs.

See Exoplanet and Planetary phase

Planetary-mass object

A planetary-mass object (PMO), planemo, or planetary body is, by geophysical definition of celestial objects, any celestial object massive enough to achieve hydrostatic equilibrium, but not enough to sustain core fusion like a star.

See Exoplanet and Planetary-mass object

Plate tectonics

Plate tectonics is the scientific theory that Earth's lithosphere comprises a number of large tectonic plates, which have been slowly moving since 3–4 billion years ago.

See Exoplanet and Plate tectonics

Pressure

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

See Exoplanet and Pressure

Proceedings of the National Academy of Sciences of the United States of America

Proceedings of the National Academy of Sciences of the United States of America (often abbreviated PNAS or PNAS USA) is a peer-reviewed multidisciplinary scientific journal.

See Exoplanet and Proceedings of the National Academy of Sciences of the United States of America

Protoplanetary disk

A protoplanetary disk is a rotating circumstellar disc of dense gas and dust surrounding a young newly formed star, a T Tauri star, or Herbig Ae/Be star.

See Exoplanet and Protoplanetary disk

Proxima Centauri

Proxima Centauri is a small, low-mass star located away from the Sun in the southern constellation of Centaurus.

See Exoplanet and Proxima Centauri

Proxima Centauri b

Proxima Centauri b (or Proxima b), also referred to as Alpha Centauri Cb, is an exoplanet orbiting within the habitable zone of the red dwarf star Proxima Centauri, which is the closest star to the Sun and part of the larger triple star system Alpha Centauri.

See Exoplanet and Proxima Centauri b

PSR B1257+12

PSR B1257+12, previously designated PSR 1257+12, alternatively designated PSR J1300+1240, is a millisecond pulsar located from the Sun in the constellation of Virgo, rotating at about 161 times per second (faster than a blender's blade).

See Exoplanet and PSR B1257+12

PSR B1257+12 A

PSR B1257+12 b, alternatively designated PSR B1257+12 A, also named Draugr, is an extrasolar planet approximately away in the constellation of Virgo.

See Exoplanet and PSR B1257+12 A

PSR B1620−26 b

PSR B1620-26 b is an exoplanet located approximately 12,400 light-years from Earth in the constellation of Scorpius.

See Exoplanet and PSR B1620−26 b

PSR B1829−10

PSR B1829−10 (often shortened to PSR 1829−10) is a pulsar that is approximately 30,000 light-years away in the constellation of Scutum.

See Exoplanet and PSR B1829−10

Pulsar

A pulsar (from pulsating radio source) is a highly magnetized rotating neutron star that emits beams of electromagnetic radiation out of its magnetic poles.

See Exoplanet and Pulsar

Pulsar planet

Pulsar planets are planets that are orbiting pulsars. Exoplanet and pulsar planet are types of planet.

See Exoplanet and Pulsar planet

Radio

Radio is the technology of communicating using radio waves.

See Exoplanet and Radio

Red dwarf

A red dwarf is the smallest kind of star on the main sequence.

See Exoplanet and Red dwarf

Reflection (physics)

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated.

See Exoplanet and Reflection (physics)

Ring system

A ring system is a disc or torus orbiting an astronomical object that is composed of solid material such as gas, dust, meteoroids, planetoids or moonlets and stellar objects.

See Exoplanet and Ring system

Rings of Saturn

The rings of Saturn are the most extensive and complex ring system of any planet in the Solar System.

See Exoplanet and Rings of Saturn

Rogue planet

A rogue planet, also termed a free-floating planet (FFP) or an isolated planetary-mass object (iPMO), is an interstellar object of planetary mass which is not gravitationally bound to any star or brown dwarf. Exoplanet and rogue planet are types of planet.

See Exoplanet and Rogue planet

Saturn

Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

See Exoplanet and Saturn

Science (journal)

Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.

See Exoplanet and Science (journal)

ScienceAlert

ScienceAlert is an independently run online publication and news source that publishes articles featuring scientific research, discoveries, and outcomes.

See Exoplanet and ScienceAlert

ScienceDaily

ScienceDaily is an American website launched in 1995 that aggregates press releases and publishes lightly edited press releases (a practice called churnalism) about science, similar to Phys.org and EurekAlert!.

See Exoplanet and ScienceDaily

Scientific American

Scientific American, informally abbreviated SciAm or sometimes SA, is an American popular science magazine.

See Exoplanet and Scientific American

Small planet radius gap

The small planet radius gap (also called the Fulton gap, photoevaporation valley, or Sub-Neptune Desert) is an observed scarcity of planets with radii between 1.5 and 2 times Earth's radius, likely due to photoevaporation-driven mass loss. Exoplanet and small planet radius gap are Exoplanetology.

See Exoplanet and Small planet radius gap

Solar analog

Solar-type stars, solar analogs (also analogues), and solar twins are stars that are particularly similar to the Sun.

See Exoplanet and Solar analog

Solar flare

A solar flare is a relatively intense, localized emission of electromagnetic radiation in the Sun's atmosphere.

See Exoplanet and Solar flare

Solar System

The Solar SystemCapitalization of the name varies.

See Exoplanet and Solar System

Space Telescope Science Institute

The Space Telescope Science Institute (STScI) is the science operations center for the Hubble Space Telescope (HST), science operations and mission operations center for the James Webb Space Telescope (JWST), and science operations center for the Nancy Grace Roman Space Telescope.

See Exoplanet and Space Telescope Science Institute

Space.com

Space.com is an online publication focused on space exploration, astronomy, skywatching and entertainment, with editorial teams based in the United States and United Kingdom.

See Exoplanet and Space.com

Spectral line

A spectral line is a weaker or stronger region in an otherwise uniform and continuous spectrum.

See Exoplanet and Spectral line

Spectro-Polarimetric High-Contrast Exoplanet Research

Spectro-Polarimetric High-contrast Exoplanet REsearch (VLT-SPHERE) is an adaptive optics system and coronagraphic facility at the Very Large Telescope (VLT).

See Exoplanet and Spectro-Polarimetric High-Contrast Exoplanet Research

Spectroscopy

Spectroscopy is the field of study that measures and interprets electromagnetic spectra. Exoplanet and Spectroscopy are Concepts in astronomy.

See Exoplanet and Spectroscopy

Star

A star is a luminous spheroid of plasma held together by self-gravity. Exoplanet and star are Concepts in astronomy.

See Exoplanet and Star

Star system

A star system or stellar system is a small number of stars that orbit each other, bound by gravitational attraction.

See Exoplanet and Star system

Stellar classification

In astronomy, stellar classification is the classification of stars based on their spectral characteristics. Exoplanet and stellar classification are Concepts in astronomy.

See Exoplanet and Stellar classification

Stellar wind

A stellar wind is a flow of gas ejected from the upper atmosphere of a star.

See Exoplanet and Stellar wind

Stephen E. Thorsett

Stephen Erik Thorsett (born December 3, 1964) is an American academic and astronomer serving as the president of Willamette University.

See Exoplanet and Stephen E. Thorsett

Sub-brown dwarf

A sub-brown dwarf or planetary-mass brown dwarf is an astronomical object that formed in the same manner as stars and brown dwarfs (i.e. through the collapse of a gas cloud) but that has a planetary mass, therefore by definition below the limiting mass for thermonuclear fusion of deuterium (about). Some researchers call them rogue planets whereas others call them planetary-mass brown dwarfs. Exoplanet and sub-brown dwarf are types of planet.

See Exoplanet and Sub-brown dwarf

Sun

The Sun is the star at the center of the Solar System.

See Exoplanet and Sun

Super-Earth

A Super-Earth is a type of exoplanet with a mass higher than Earth's, but substantially below those of the Solar System's ice giants, Uranus and Neptune, which are 14.5 and 17 times Earth's, respectively. Exoplanet and Super-Earth are types of planet.

See Exoplanet and Super-Earth

Super-Jupiter

A super-Jupiter is a gas giant exoplanet that is more massive than the planet Jupiter. Exoplanet and super-Jupiter are types of planet.

See Exoplanet and Super-Jupiter

Supernova

A supernova (supernovae or supernovas) is a powerful and luminous explosion of a star. Exoplanet and supernova are Concepts in astronomy.

See Exoplanet and Supernova

Swarthmore College

Swarthmore College is a private liberal arts college in Swarthmore, Pennsylvania.

See Exoplanet and Swarthmore College

Tau Boötis b

Tau Boötis b, or more precisely Tau Boötis Ab, is an extrasolar planet approximately 51 light-years away.

See Exoplanet and Tau Boötis b

Terrestrial planet

A terrestrial planet, telluric planet, or rocky planet, is a planet that is composed primarily of silicate, rocks or metals. Exoplanet and terrestrial planet are types of planet.

See Exoplanet and Terrestrial planet

The Astronomical Journal

The Astronomical Journal (often abbreviated AJ in scientific papers and references) is a peer-reviewed monthly scientific journal owned by the American Astronomical Society (AAS) and currently published by IOP Publishing.

See Exoplanet and The Astronomical Journal

The Astrophysical Journal

The Astrophysical Journal (ApJ) is a peer-reviewed scientific journal of astrophysics and astronomy, established in 1895 by American astronomers George Ellery Hale and James Edward Keeler.

See Exoplanet and The Astrophysical Journal

The New York Times

The New York Times (NYT) is an American daily newspaper based in New York City.

See Exoplanet and The New York Times

The Tech (newspaper)

The Tech, first published on November 16, 1881, is the student newspaper at the Massachusetts Institute of Technology in Cambridge, Massachusetts.

See Exoplanet and The Tech (newspaper)

Thomas Jefferson Jackson See

Thomas Jefferson Jackson (T. J. J.) See (February 19, 1866 – July 4, 1962) was an American astronomer whose promulgated theories in astronomy and physics were eventually disproven.

See Exoplanet and Thomas Jefferson Jackson See

Tidal circularization

Tidal circularization is an effect of the tidal forces between a body in orbit around a central celestial object, whereby the eccentricity of the orbit is reduced over time so that it becomes less and less elliptical.

See Exoplanet and Tidal circularization

Tidal heating

Tidal heating (also known as tidal working or tidal flexing) occurs through the tidal friction processes: orbital and rotational energy is dissipated as heat in either (or both) the surface ocean or interior of a planet or satellite.

See Exoplanet and Tidal heating

Tidal locking

Tidal locking between a pair of co-orbiting astronomical bodies occurs when one of the objects reaches a state where there is no longer any net change in its rotation rate over the course of a complete orbit.

See Exoplanet and Tidal locking

TOI-700 d

TOI-700 d is a near-Earth-sized exoplanet, likely rocky, orbiting within the habitable zone of the red dwarf TOI-700, the outermost planet within the system.

See Exoplanet and TOI-700 d

Transiting Exoplanet Survey Satellite

Transiting Exoplanet Survey Satellite (TESS) is a space telescope for NASA's Explorer program, designed to search for exoplanets using the transit method in an area 400 times larger than that covered by the Kepler mission.

See Exoplanet and Transiting Exoplanet Survey Satellite

TrES-2b

TrES-2b (also known as Kepler-1b or GSC 03549-02811b) is an extrasolar planet orbiting the star GSC 03549-02811 located 750 light years away from the Solar System.

See Exoplanet and TrES-2b

United States Naval Observatory

The United States Naval Observatory (USNO) is a scientific and military facility that produces geopositioning, navigation and timekeeping data for the United States Navy and the United States Department of Defense.

See Exoplanet and United States Naval Observatory

Universe

The universe is all of space and time and their contents. Exoplanet and universe are Concepts in astronomy.

See Exoplanet and Universe

Universe Today

Universe Today (U.T.) is a North American-based non-commercial space and astronomy news website.

See Exoplanet and Universe Today

University of British Columbia

The University of British Columbia (UBC) is a public research university with campuses near Vancouver and Okanagan, in British Columbia, Canada.

See Exoplanet and University of British Columbia

University of Chicago

The University of Chicago (UChicago, Chicago, U of C, or UChi) is a private research university in Chicago, Illinois.

See Exoplanet and University of Chicago

University of Geneva

The University of Geneva (French: Université de Genève) is a public research university located in Geneva, Switzerland.

See Exoplanet and University of Geneva

University of Victoria

The University of Victoria (UVic) is a public research university located in the municipalities of Oak Bay and Saanich, British Columbia, Canada.

See Exoplanet and University of Victoria

Upsilon Andromedae

Upsilon Andromedae (υAndromedae, abbreviated Upsilon And, υAnd) is a binary star located 44 light-years from Earth in the constellation of Andromeda.

See Exoplanet and Upsilon Andromedae

V1400 Centauri

V1400 Centauri, also known as 1SWASP J140747.93−394542.6 or simply J1407, is a young, pre-main-sequence star that was eclipsed by the likely free-floating substellar object J1407b in April–June 2007.

See Exoplanet and V1400 Centauri

Van Maanen 2

Van Maanen 2, or van Maanen's Star, is the closest known solitary white dwarf to the Solar System. It is a dense, compact stellar remnant no longer generating energy and has equivalent to about 68% of the Sun's mass but only 1% of its radius. At a distance of 14.1 light-years it is the third closest of its type of star after Sirius B and Procyon B, in that order.

See Exoplanet and Van Maanen 2

Very Large Telescope

The Very Large Telescope (VLT) is an astronomical facility operated since 1998 by the European Southern Observatory, located on Cerro Paranal in the Atacama Desert of northern Chile.

See Exoplanet and Very Large Telescope

Walter Sydney Adams

Walter Sydney Adams (December 20, 1876 – May 11, 1956) was an American astronomer.

See Exoplanet and Walter Sydney Adams

Water

Water is an inorganic compound with the chemical formula.

See Exoplanet and Water

Weathering

Weathering is the deterioration of rocks, soils and minerals (as well as wood and artificial materials) through contact with water, atmospheric gases, sunlight, and biological organisms.

See Exoplanet and Weathering

Whirlpool Galaxy

The Whirlpool Galaxy, also known as Messier 51a (M51a) or NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus.

See Exoplanet and Whirlpool Galaxy

White dwarf

A white dwarf is a stellar core remnant composed mostly of electron-degenerate matter.

See Exoplanet and White dwarf

William Stephen Jacob

William Stephen Jacob (1813–1862) was an English immigrant astronomer in India, who acted as the director of the Madras Observatory from 1848 to 1859.

See Exoplanet and William Stephen Jacob

2MASS J0441+2301

2MASS J0441+2301 is a young quadruple system hosting a planetary-mass object, a red dwarf star and two brown dwarfs, approximately 470 light years (145 parsecs) away.

See Exoplanet and 2MASS J0441+2301

51 Pegasi

51 Pegasi (abbreviated 51 Peg), formally named Helvetios, is a Sun-like star located from Earth in the constellation of Pegasus.

See Exoplanet and 51 Pegasi

51 Pegasi b

51 Pegasi b, officially named Dimidium, is an extrasolar planet approximately away in the constellation of Pegasus.

See Exoplanet and 51 Pegasi b

70 Ophiuchi

70 Ophiuchi is a binary star system located 16.6 light years away from the Earth.

See Exoplanet and 70 Ophiuchi

See also

Exoplanetology

Exoplanets

Types of planet

References

[1] https://en.wikipedia.org/wiki/Exoplanet

Also known as Alien planets, Alien world, Appearance of extrasolar planets, Estrasolar system, Exo planet, Exo-planet, Exo-planets, Exoplanets, Exosolar planet, Exosolar planets, Exterior planet, Extra Solar Planet, Extra solar planets, Extra-solar planet, Extra-solar planets, Extrasolar Planet, Extrasolar Planets, Extrasolar systems, Extraterrestrial planet, Habitability of exoplanets, New found planets (Extrasolar), Nonsolar planet, Other Planetary Systems, Other planets, Planets Outside Our Solar System, Planets beyond our solar system, Planets of other solar systems, Pure water planet, Xenoplanet, Xenoplanets.

, Europa (moon), Exoplanet Data Explorer, Exoplanet orbital and physical parameters, Extragalactic planet, Extrasolar Planets Encyclopaedia, Extrasolar planets in fiction, Extraterrestrial atmosphere, Extraterrestrial life, Extremely Large Telescope, F-type main-sequence star, Fomalhaut b, Forest Ray Moulton, Galilean moons, Gamma Cephei, Gas giant, Gauss (unit), Gemini Planet Imager, General Scholium, Geometric albedo, Geophysical Research Letters, Giordano Bruno, Gizmodo, Gliese 436 b, Gliese 504 b, Gravitational capture, Gravitational microlensing, Gravity, Greenhouse effect, Habitability of natural satellites, Habitable zone, Habitable zone for complex life, Hale Telescope, Haute-Provence Observatory, HD 189733, HD 189733 b, HD 209458 b, Heliocentrism, Helium, Helium planet, High Accuracy Radial Velocity Planet Searcher, Hot Jupiter, HR 2562 b, HR 8799, Hydrogen, Ice crystal, Infrared, International Astronomical Union, Isaac Newton, James Webb Space Telescope, Joule heating, Journal for the History of Astronomy, Journal of the British Interplanetary Society, Jupiter, Kappa Andromedae b, Kepler space telescope, Kepler-1520b, Kepler-16, Kepler-1625b, Kepler-186f, Kepler-19b, Kepler-19c, Kepler-223, Kepler-442b, Kepler-452b, Kepler-51, Kepler-62f, La Silla Observatory, LHS 475 b, Life, Light-year, List of multiplanetary systems, List of nearest exoplanets, List of proper names of exoplanets, Lists of planets, Los Angeles Times, Low-Frequency Array, Madras Observatory, Magnetic field, Magnetosphere, Main sequence, Matthew Bailes, Metallic hydrogen, Metallicity, Methods of detecting exoplanets, Michel Mayor, Microlensing Observations in Astrophysics, Milky Way, Minimum mass, Monthly Notices of the Royal Astronomical Society, Moon, Mount Wilson Observatory, NASA, NASA Exoplanet Archive, National Geographic Society, Natural environment, Nature Communications, NBC News, New Scientist, Nicolaus Copernicus, Nobel Prize in Physics, Ocean world, OGLE-2005-BLG-390Lb, Optical spectrometer, Optothermal stability, Orbital eccentricity, Orbital period, Orbital resonance, Otto Struve, Oxygen, Paris Observatory, Parsec, Perturbation (astronomy), Peter van de Kamp, PH1b, Philosophiæ Naturalis Principia Mathematica, Photosynthesis, Planet, Planetary habitability, Planetary phase, Planetary-mass object, Plate tectonics, Pressure, Proceedings of the National Academy of Sciences of the United States of America, Protoplanetary disk, Proxima Centauri, Proxima Centauri b, PSR B1257+12, PSR B1257+12 A, PSR B1620−26 b, PSR B1829−10, Pulsar, Pulsar planet, Radio, Red dwarf, Reflection (physics), Ring system, Rings of Saturn, Rogue planet, Saturn, Science (journal), ScienceAlert, ScienceDaily, Scientific American, Small planet radius gap, Solar analog, Solar flare, Solar System, Space Telescope Science Institute, Space.com, Spectral line, Spectro-Polarimetric High-Contrast Exoplanet Research, Spectroscopy, Star, Star system, Stellar classification, Stellar wind, Stephen E. Thorsett, Sub-brown dwarf, Sun, Super-Earth, Super-Jupiter, Supernova, Swarthmore College, Tau Boötis b, Terrestrial planet, The Astronomical Journal, The Astrophysical Journal, The New York Times, The Tech (newspaper), Thomas Jefferson Jackson See, Tidal circularization, Tidal heating, Tidal locking, TOI-700 d, Transiting Exoplanet Survey Satellite, TrES-2b, United States Naval Observatory, Universe, Universe Today, University of British Columbia, University of Chicago, University of Geneva, University of Victoria, Upsilon Andromedae, V1400 Centauri, Van Maanen 2, Very Large Telescope, Walter Sydney Adams, Water, Weathering, Whirlpool Galaxy, White dwarf, William Stephen Jacob, 2MASS J0441+2301, 51 Pegasi, 51 Pegasi b, 70 Ophiuchi.