White Dwarf Star Orbits Black Hole In Less Than Half An Hour | Video

Monday, March 13, 2017 - 15:01 in Astronomy & Space

Once every half an hour is the time it takes for a white dwarf to orbit around a nearby black hole in binary system X9. It's the closest pairing of a star and black hole observed yet. The system is located in the dense star cluster 47 Tucanae.

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