Alpha Boötis

Arcturus

by admin
2019-09-202021-12-27

Arcturus, Alpha Boötis (α Boo), is a giant star of the spectral type K0 III located in the northern constellation Boötes. It is the brightest… Read More »Arcturus

Alioth

by admin
2019-09-102021-11-22

Alioth, Epsilon Ursae Majoris (ε UMa), is the brightest of the seven stars of the Big Dipper and the brightest star in the constellation Ursa… Read More »Alioth