Question

hello guys please tell me about ::
1.milky way galaxy and black hole
2.Our past
choose any one from this and tell please ​

Answer 1

Answer:

ten million

Most stellar black holes, however, lead isolated lives and are impossible to detect. Judging from the number of stars large enough to produce such black holes, however, scientists estimate that there are as many as ten million to a billion such black holes in the Milky Way alone.

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