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Why do objects in the halo have high velocities?

April 26, 2017Halo high objects velocities

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Why do objects in the halo have high velocities?

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Objects that are members of the halo possess orbits which can take them to very large distances from the center of the Galaxy. These orbits are often highly elliptical. Due to the scale of the orbits, and the laws of gravity, the stars must move at rather high velocities.