せきしょくきょせい
赤色巨星
1. red giant (star)Astronomy
2. Red giantA red giant is a luminous giant star of low or intermediate mass in a late phase of stellar evolution. The outer atmosphere is inflated and tenuous, making the radius immense and the surface temperature low, somewhere from 5,000 K and lower. The appearance of the red giant is from yellow orange to red, including the spectral types K and M, but also class S stars and most carbon stars.
Read “Red giant” on English Wikipedia
Read “赤色巨星” on Japanese Wikipedia
Read “Red giant” on DBpedia
Read “Red giant” on English Wikipedia
Read “赤色巨星” on Japanese Wikipedia
Read “Red giant” on DBpedia
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