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Star in closest orbit ever seen around black hole

March 14, 2017

Astronomers have found evidence of a star that whips around a likely black hole twice an hour. This could be the tightest orbital dance ever seen by a black hole and a companion star in our own Milky Way galaxy.

Star in closest orbit ever seen around black hole

Fatal attraction burns bright between star and black hole

December 13, 2016

An extraordinarily brilliant point of light seen in a distant galaxy, and dubbed ASASSN-15lh, was thought to be the brightest supernova ever seen. But new observations from several observatories, including ESO, have now cast doubt on this classification.

Fatal attraction burns bright between star and black hole