Spica
Spica, Alpha Virginis (α Vir), is a blue-white spectroscopic binary star located at a distance of 250 light years from Earth in the constellation Virgo.… Read More »Spica
Spectroscopic Binary Stars
Mimosa
Mimosa, Beta Crucis (β Cru), is a multiple star system located in the constellation Crux. With an apparent magnitude of 1.25, it is the second… Read More »Mimosa
Acrux
Acrux, Alpha Crucis (α Cru), is a multiple star system located in the constellation Crux. It is the brightest of the stars that form the… Read More »Acrux
Castor
Castor, Alpha Geminorum (α Gem), is a sextuple star system located in the constellation Gemini. It is composed of three binary pairs designated Castor A,… Read More »Castor