The Milky Way has a supermassive black hole at its center.
Why it is true
Sagittarius A* has about 4 million solar masses. It was first photographed in 2022.
Source: Event Horizon Telescope 2022
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This is the reading side of the site, so the answer is in the sentence above — that is the whole point of it. Test yourself works the other way round: the question comes on its own, and the fact and the explanation only appear once you have answered.