Astrolabe & Planetarium - Unionpedia, the concept map

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Difference between Astrolabe and Planetarium

Astrolabe vs. Planetarium

An astrolabe (ἀστρολάβος,; ٱلأَسْطُرلاب; ستاره‌یاب) is an astronomical instrument dating to ancient times. A planetarium (planetariums or planetaria) is a theatre built primarily for presenting educational and entertaining shows about astronomy and the night sky, or for training in celestial navigation.

Armillary sphere

An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of objects in the sky (on the celestial sphere), consisting of a spherical framework of rings, centered on Earth or the Sun, that represent lines of celestial longitude and latitude and other astronomically important features, such as the ecliptic.

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Astronomical clock

An astronomical clock, horologium, or orloj is a clock with special mechanisms and dials to display astronomical information, such as the relative positions of the Sun, Moon, zodiacal constellations, and sometimes major planets.

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Astronomical object

An astronomical object, celestial object, stellar object or heavenly body is a naturally occurring physical entity, association, or structure that exists within the observable universe.

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Astronomy

Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos.

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Celestial sphere

In astronomy and navigation, the celestial sphere is an abstract sphere that has an arbitrarily large radius and is concentric to Earth.

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Ecliptic

The ecliptic or ecliptic plane is the orbital plane of Earth around the Sun.

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Equatorium

An equatorium (plural, equatoria) is an astronomical calculating instrument.

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Hamburg Planetarium

Hamburg Planetarium is one of the world's oldest, and one of Europe's most visited planetariums.

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Hellenistic period

In classical antiquity, the Hellenistic period covers the time in Mediterranean history after Classical Greece, between the death of Alexander the Great in 323 BC and the death of Cleopatra in 30 BC, which was followed by the ascendancy of the Roman Empire, as signified by the Battle of Actium in 31 BC and the Roman conquest of Ptolemaic Egypt the following year, which eliminated the last major Hellenistic kingdom.

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Latitude

In geography, latitude is a coordinate that specifies the north–south position of a point on the surface of the Earth or another celestial body.

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Prague astronomical clock

The Prague astronomical clock or Prague Orloj is a medieval astronomical clock attached to the Old Town Hall in Prague, the capital of the Czech Republic.

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Star

A star is a luminous spheroid of plasma held together by self-gravity.

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Zeiss-Planetarium Jena

The Zeiss-Planetarium in Jena, Germany, is the oldest continuously operating planetarium in the world.

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