PhecdaThe white star has a very high rotation speed and therefore casts part of its hull out into space. Most other stars of this kind like Tsih are much bigger blue stars.Constellation: Ursa Major Age: 300 million years Distance: 84 light-years Spectral class: Ae0 Visual magnitude: 2.44 Luminosity: 64 * Sun Mass: 2.7 * Sun Diameter: 3 * Sun Back: List of Special Stars |
The Big Dipper, a part of the constellation Ursa Major. Phecda, one of the seven stars of the Dipper is on the right just slightly above the middle. The bright star at the top is Dubhe, the second bright star from left is the double Mizar and Alcor. Photo: Akira Fuji, ESA |
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