Gamma Ursae Majoris

Gamma Ursae Majoris, also called Phad or Phecda, is a white star in the exclusively northern constellation of Ursa Major, with a smaller companion star.[1] The primary white star is 3 times wider than the Sun.[2]

References

  1. Eggl, S.. Circumstellar habitable zones of binary-star systems in the solar neighbourhood. Monthly Notices of the Royal Astronomical Society 428 (4) (2013). p. 3104–3113. doi:10.1093/mnras/sts257.
  2. Fitzpatrick, E. L.. Determining the Physical Properties of the B Stars. II. Calibration of Synthetic Photometry. The Astronomical Journal 129 (3) (2005). p. 1642–1662. doi:10.1086/427855.