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News for Norther Colorado and the world

Saturday, October 25, 2014

Posts Tagged ‘Red giant’

Astronomy Picture of the Day

Astronomy Picture of the Day

  Mirach's Ghost Credit & Copyright: Anthony Ayiomamitis (TWAN) Explanation: As far as ghosts go, Mirach's Ghost isn't really that scary. In fact, Mirach's Ghost is just a faint, fuzzy galaxy, well known to astronomers, that happens to be seen nearly along the line-of-sight to Mirach, a bright star. Centered in this star field, Mirach is also called Beta Andromedae. About 200 light-years distant, Mirach is a red giant star, cooler than the Sun but much larger and so ... Full Story

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