Mimosa (star)
Mimosa is the second brightest object in the southern constellation of Crux after Acrux, and the 21st brightest star in the night sky. It has the Bayer designation β Crucis, which is Beta Crucis in Latin. Its name when shortened is Beta Cru or β Cru. Mimosa is part of the prominent asterism called the Southern Cross. It is a binary star or a possible triple star system. It is also one of the most closest stars with a infrared bow shock.