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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| Langrenus |
A large lunar crater, 132 kilometres 82 miles in diameter, on the eastern border of the Mare Fecunditatis. It is a bright crater with a central peak, terraced walls and a modest ray system.
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