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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| Harvest Moon |
The full Moon nearest the time of the autumnal equinox. At this time of the year the inclination of the Moon’s orbit to the horizon is low and the Moon rises at approximately the same time each evening for a short period.
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