GK
SOLAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Sun
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Black Hole
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Earth
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Nebula
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Detailed explanation-1: -Sagittarius A* (/ˈeɪ stɑːr/ AY star), abbreviated Sgr A* (/ˈsædʒ ˈeɪ stɑːr/ SAJ AY star), is the supermassive black hole at the Galactic Center of the Milky Way.
Detailed explanation-2: -Our local galactic center’s black hole, Sagittarius A*, is a supermassive black hole with a mass of about four million suns, which is fairly small for a supermassive black hole. NASA’s Hubble Space Telescope and other telescopes have determined that many galaxies have supermassive black holes at their center.
Detailed explanation-3: -Astronomers believe that supermassive black holes lie at the center of virtually all large galaxies, even our own Milky Way. Astronomers can detect them by watching for their effects on nearby stars and gas.