Space exploration began with the launch of Sputnik and Astrophysics was born as the application of physics to the phenomena observed by Astronomy, which etymologically means laws of the stars.
There are 2759 entries in this glossary.| Term | Definition |
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| Centaurus The Centaur |
A large southern constellation, lying in the Milky Way and very rich in stars. It is one of the ancient constellations recorded by Ptolemy c. AD 140. It contains a number of interesting objects, including the nearest star to the solar system, Proxima Centauri, and the finest and brightest of all globular star clusters, Omega Centauri.
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