New research using data from ESO’s Very Large Telescope has revealed that the hottest and brightest stars, which are known as O stars, are often found in close pairs. Many of such binaries transfer mass from one star to another, a kind of stellar vampirism depicted in this artist’s impression.
Illustration credit: ESO/M. Kornmesser/S.E. de Mink
Note: For more information, see The Brightest Stars Don't Live Alone.