Regulus is found in the constellation Leo, where it also called Alpha Leonis. It is the brightest star in the constellation. It is actually a four-star multiple star system with the pair Regulus B and Regulus C and another pair of Regulus A and an unnamed white dwarf.
Regulus is located about 79 light years from Earth and appears as the 21st brightest star in the night sky. In Arabic, the star's name translates to "heart of the lion." Other important stars in the constellation Leo include Denebola, Algieba, Zosma, Adhafera, Tau Leonis, Mu Leonis, Rasalas, Iota Leonis and Theta Leonis, also known as Chertan or Coxa.