Bright Star Archives - Roger Nelson Astronomy

Mizar & Alcor – Ursa Major Double Star

readmin July 26, 2022 Bright Star, Double Star, Projects Leave a Comment

Mizar and Alcor are two stars forming a naked eye double in the handle of the Big Dipper (or Plough) asterism in the constellation of Ursa Major. Mizar is the second star from the end of the Big Dipper’s handle, …

Vindemiatrix; Epsilon Virginis (ε Vir)

readmin July 18, 2022 Bright Star, Projects

Vindemiatrix, Epsilon Virginis (ε Vir), is a yellow giant star located in the constellation Virgo. With an apparent magnitude of 2.826, it is the third brightest star in Virgo, after Spica and Porrima. Vindemiatrix lies at a distance of 109.6 …