Livi7661 Livi7661

18-11-2021
Physics

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why do we believe 90 percent of the mass of the milky way is in the form of dark matter?

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tandin5634 tandin5634

18-11-2021

Answer:

The orbital speeds of stars far from the galactic center are surprisingly high, suggesting that these stars are feeling gravitational effects from unseen matter in the halo.

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