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 |
|---|---|
| Terrestrial Planet |
One of the inner rocky planets Mercury, Venus, Earth and Mars, which are similar in fundamental structure to the Earth, in comparison with the jovian planets.
|