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 |
|---|---|
| Petavius |
A large lunar crater, 176 km 110 miles in diameter, near the south-east limb of the Moon. A prominent rille runs across the crater floor between the multiple central peak and the terraced walls.
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