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 |
|---|---|
| Oscillating Universe |
A model of the universe in which it goes through cycles of expansion, collapse to a so-called Big Crunch, Big Bang, expansion, and so on, in an infinite sequence.
|