The Hubble Telescope finds out the trick to weighing a lone black hole

The Hubble Telescope finds out the trick to weighing a lone black hole

Earlier this yearastronomers used microlensing and the Hubble Space Telescope to discover, for the first time, a rogue black hole about 5,000 light-years from Earth. Now, with more accurate measurements, they have been able to determine the approximate mass of this difficult-to-detect object. However, the surprisingly low mass means that there is a chance that …

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