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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| Diamond Ring Effect |
A phenomenon observed at the very beginning and end of totality in a total solar eclipse when the last or first glimpse of the brilliant photosphere of the Sun shines through a valley on the limb of the Moon. The visual effect is very much that of a flashing solitaire diamond ring.
See also: Baily’s beads.
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