Supermassive black holes are found at the centers of most large galaxies. Sagittarius A has a mass equivalent to about four million times that of our Sun.
The term 'Sagittarius A*', sometimes mentioned in news, refers to
Asked in UPSC CAPF 2022 · Topic: Astronomy and Astrophysics Basics (Galaxies: Types, Structure of the Milky Way)
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Answer: A. a supermassive black hole in our Milky Way Galaxy
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