Garnet StarIts name Mu Cephei has got from its deep red color. Not long ago it was the star with the largest known diameter, but got replaced by VV Cephei.Constellation: Cepheus Distance: 1800 light-years Spectral class: M2 Visual magnitude: 3.7 Luminosity: 350 000 * Sun Mass: circa 20 * Sun Diameter: 2500 * Sun Back: List of big and giant stars |
The star is the bright dot up in the middle. Photo: Nasa |
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