We all know that black holes can devour stars, rip them apart and consume their remnants. But that only happens if a star ...

The observations found that HD 144812 is a rare post-red supergiant orbited by a companion star. The finding was reported in a paper published March 25 on the arXiv pre-print server.

A red giant star and white dwarf orbit each other in this animation of a nova similar to T Coronae Borealis. NASA/Goddard Space Flight Center Astronomers have been watching a small constellation ...