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Proof that Black Holes Exist
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09/03/09
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Ride this 26,000 light year zoom into the heart of the MW. The speeds and orbits of stars were used to calculate the mass of the central object, a black hole of 4 million solar masses. Be sure to favorite, rate, and comment!
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4,123 观看 · 05/03/24
3,874 观看 · 05/01/24
4,531 观看 · 04/27/24
2,958 观看 · 04/27/24
2,092 观看 · 04/26/24
2,462 观看 · 04/17/24
