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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| Alfvã©N Waves |
Magnetic waves that can propagate through an electrically conducting fluid, such as an ionized gas, in a magnetic field.
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