Reference Entry

quasar

Edited by Stephen O'Meara and E. Julius Dasch

in A Dictionary of Space Exploration

Third edition


Published online July 2018 | e-ISBN: 9780191842764

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One of the most distant extragalactic objects known, discovered in 1963. Quasars appear starlike, but each emits more energy than 100 giant galaxies. They are thought to be at the centre of galaxies, their brilliance emanating from the stars and gas falling towards an immense ...

Reference Entry.  117 words. 

Subjects: Astronomy and Astrophysics

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