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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| Herschel |
The largest impact crater on Mimas. Its diameter is 130 kilometres 80 miles, one-third the diameter of Mimas.
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