It may have been a second generation star, and it’s in a Milky Way satellite galaxy
They’re ancient remnants of stars from galaxies our own galaxy ate
Astronomers found the black hole as it tosses its companion star around
It’s a weird galaxy, but it may be even weirder than we thought
Probably not, but it’s an interesting thought, and how could you tell?
Using a clever and subtle technique, astronomers have found a black hole that’s only 3,800 light-years from us. The tell: It’s tossing around a star with the mass of the Sun like a ball on a string.
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