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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| Beta Regio |
A highland region on the surface of Venus, dominated by two shield-shaped areas, Theia Mons and Rhea Mons, both of which rise to heights of over 4.5 kilometres 3 miles.
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