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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| Index Catalogue Ic |
A supplement to the New General Catalogue NGC of nebulae and star clusters, compiled and published by J. L. E. Dreyer in two parts, in 1895 and 1908.
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