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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| Achondrite |
A type of stony meteorite that crystallized from molten rock. The name indicates the absence of chondrules in this type of meteorite, in contrast with chondrites. Compared with chondrites, they have a greater abundance of calcium-rich minerals and much less of the metal and sulphide minerals.
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