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 |
|---|---|
| Diffuse Interstellar Bands |
Features of unknown origin between 440 and 685 nanometres in the absorption spectrum of the interstellar medium.
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