おおいぬ座シグマ星
1. Sigma Canis MajorisSigma Canis Majoris (σ CMa, σ Canis Majoris) is a star in the southern constellation of Canis Major. It is approximately 1,120 light-years from Earth and has an average apparent visual magnitude of +3.41. σ CMa is a supergiant star with a stellar classification of M1.5 Iab. This is a type of star that is in the late stages of its evolution, having consumed the hydrogen at its core and ballooned out to 420 times the Sun's radius.
Read “Sigma Canis Majoris” on English Wikipedia
Read “おおいぬ座シグマ星” on Japanese Wikipedia
Read “Sigma Canis Majoris” on DBpedia
Read “Sigma Canis Majoris” on English Wikipedia
Read “おおいぬ座シグマ星” on Japanese Wikipedia
Read “Sigma Canis Majoris” on DBpedia
Discussions
Log in to talk about this word.