Astronomers from the United States and China have discovered a hypervelocity star (HVS) that is the closest bright HVS and one of the three most massive HVSs found so far. This is an artist’s impression of the hypervelocity star LAMOST-HVS1 speeding away from the visible part of Milky Way Galaxy. Image credit: Ben Bromley / University of Utah. HVSs appear to be remaining pairs of binary stars that once orbited each other and got too close to...
