Fragmented Starlight..Mizar and Alcor (Zeta Ursae Majoris)
Fragmented Starlight..Mizar and Alcor (Zeta Ursae Majoris) is a four-star binary system about 83 light years from our Sun in Ursa Major. About 370 million years old, it consists of two pairs of double stars that are gravitationally bound to each other.📷 F. Espenak #Mizar #Alcor Read More...
