how do astronomers know that there aren't significant amounts of dark matter within our solar system?

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16-11-2022
Physics

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how do astronomers know that there aren't significant amounts of dark matter within our solar system?

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smecloudbird18 smecloudbird18 · Answer 1 · 2022-11-19T13:45:27+01:00

Astronomers know that there aren't significant amounts of dark matter within our solar system by observing the rotation curves of individual galaxies and by studying galaxy clusters.

Rotational curve can be observed and can be compared with the visible mass distribution . Hence , it can be said that , the amount of dark matter can be estimated by observing the rotation curves of individual galaxies and by studying galaxy clusters.

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