Alkaid (Eta Ursae Majoris)
Alkaid, Eta Ursae Majoris (η UMa), is a blue main sequence star with an apparent magnitude of 1.86. It lies at a distance of 103.9… Read More »Alkaid (Eta Ursae Majoris)
Alkaid, Eta Ursae Majoris (η UMa), is a blue main sequence star with an apparent magnitude of 1.86. It lies at a distance of 103.9… Read More »Alkaid (Eta Ursae Majoris)