The term ‘Sagittarius A*’, sometimes mentioned in news, refers to

The term ‘Sagittarius A*’, sometimes mentioned in news, refers to

a supermassive black hole in our Milky Way Galaxy
two giant black holes spiralling around each other several light- years away from the Earth
a Supernova explosion seen in real time for the first time ever by scientists
a huge asteroid that passed by very close to the Earth
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UPSC CAPF – 2022
Sagittarius A* is the name given to the supermassive black hole located at the center of our Milky Way galaxy. It is approximately 26,000 light-years away from Earth. It has been a subject of intense study by astronomers, and its image was captured for the first time by the Event Horizon Telescope collaboration in 2022.
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 Event Horizon Telescope is a global network of radio telescopes that work together to form a virtual Earth-sized telescope capable of imaging black holes. They previously captured the image of the black hole in galaxy M87.
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