Astronomers find signatures of a 'messy' star that made its companion go supernova
Thursday, January 10, 2019 - 16:20
in Astronomy & Space
Many stars explode as luminous supernovae when, swollen with age, they run out of fuel for nuclear fusion. But some stars can go supernova simply because they have a close and pesky companion star that, one day, perturbs its partner so much that it explodes.