Aldebaran

Aldebaran 

(Alpha Tauri)

Chemical Components: Hydrogen (H), helium (He), carbon (C), oxygen (O), and magnesium (Mg)

Location: RA 4° 35' 55" | Dec 16° 30.558'

Spectrum Analysis: Aldebaran's shell of gas and dust mostly consists of magnesium, thus making it cooler than the core of the star.

https://flamecolour.wordpress.com/category/light-emissions-and-wavelengths/

Stellar Classification: K5III Orange giant

http://www.armaghplanet.com/blog/aldebaran-red-giant-at-the-eye-of-the-bull.html

References: 

Aldebaran. (n.d.). Retrieved September 26, 2015.

Aldebaran: Red Giant at the Eye of the Bull. (2011, March 3). Retrieved September 26, 2015.

Aldebaran. (2002). Retrieved September 26, 2015.