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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| Puppis The Poop Or Stern |
A large southern constellation lying in rich starfields of the Milky Way. It is the largest of the three sections into which the ancient constellation Argo Navis was divided by Nicolas L. de Lacaille in the mid-eighteenth century. It contains ten stars of the second and third magnitudes.
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