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astrophysics
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Brian May: Queen guitarist and astrophysicist
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Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
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Infinite space background with silhouette of telescope. This image elements furnished by NASA.
Telescopes: Seeing Stars
Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)
How Fast Is the Universe Expanding?
Discover
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Santa Claus flying in his sleigh, christmas, reindeer
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Thanksgiving Turkey with all the sides
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Rural Irish landscape, Sligo, Ireland.
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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
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New York NY/ USA- November 23, 2018 Hordes of shoppers throng the Macy's Herald Square flagship store in New York looking for bargains on the day after Thanksgiving, Black Friday.
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astrophysics

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Brian May: Queen guitarist and astrophysicist
Brian May: Queen guitarist and astrophysicistMany consider Brian May to be the greatest guitarist of all time. He's also an astrophysicist.
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astrophysics, branch of astronomy concerned primarily with the properties and structure of cosmic objects, including the universe as a whole. See astronomy.

The Editors of Encyclopaedia BritannicaThis article was most recently revised and updated by Meg Matthias.