VY Canis Majoris

Composition: H, He, other trace elements
Location: 07h 22m 58.32877s, −25° 46′ 03.2355″Spectrum Analysis:   


https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved

http://www.solstation.com/stars/uv-ceti3.jpg