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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| Pelican Nebula |
Popular name for the diffuse nebulae IC 5067 and 5070 in the constellation Cygnus, forming part of the North America Nebula NGC 7000 complex.
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