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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| Near-Earth Asteroid Tracking System Nea |
A NASA survey for asteroids approaching relatively near the Earth. It started in 1995, using a CCD camera installed on a 1-metre 39-inch telescope operated on Mount Haleakala in California by the US Air Force.
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