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 |
|---|---|
| Alphekka Gemma; Alpha Coronae Borealis; |
The brightest star in the constellation Corona Borealis. It is an A star of magnitude 2.2. The Arabic name, also spelt Alphecca, means bright one. This star is sometimes called by the Latin name Gemma, the jewel in the crown.
|