Alcor (star)
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Alcor is a binary star system in the constellation of Ursa Major. It is the fainter companion of Mizar, the two stars forming a naked eye double in the handle of the Big Dipper asterism in Ursa Major.
Mizar and Alcor in constellation Ursa Major.
The Big Dipper's bowl and part of the handle photographed from the International Space Station. Mizar and Alcor are at the upper right.
Ursa Major
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Ursa Major, also known as the Great Bear, is a constellation in the Northern Sky, whose associated mythology likely dates back into prehistory. Its Latin name means "greater bear", referring to and co
Alcor (star)
…Alcor () is a binary star system in the constellation of Ursa Major. It is the fainter companion of Mizar, the two stars forming a naked eye double in the handle of the Big Dipper (or Plough) asterism in Ursa Major. The…
Ursa Major from King City
The constellation Ursa Major as it can be seen by the unaided eye
Ursa Major and Ursa Minor in relation to Polaris
The Pinwheel Galaxy