Beta Ursae Majoris

Beta Ursae Majoris (β UMa / β Ursae Majoris) is a star in the constellation of Ursa Major. It has the traditional name Merak. It is more familiar to northern hemisphere observers as one of the "pointer stars" in the Big Dipper, and a line connecting it with nearby Alpha Ursae Majoris (Dubhe) extends to Polaris, the north star. It is also one of the five stars in the Big...
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Also known as:

  • β UMa,
  • β Ursae Majoris,
  • Merak

Star

Constellation:

Mass:

  • 3 M⊙
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