RW Cephei

http://jumk.de/astronomie/big-stars/rw-cephei.shtml

RW Cephei is one of the largest stars that we have found in a close distance within our Milky Way galaxy. It is a red supergiant that is gradually expanding to prepare for a supernova explosion.

Chemical Composition:

1. Titanium oxide
2. Other metals

Location: RA 22h 23m 7.01657s Dec 55 57' 47.6262'

Spectral Analysis: 

http://www.umop.net/spctelem.htm

Stellar Classification: K20-la

Work Cited:

• N.A. (N.A.). "Big and Giant Stars: RW Cephei" retrieved on October 1, 2015 from http://jumk.de/astronomie/big-stars/rw-cephei.shtml
• N.A. (2015). "RW Cephei" retrieved on October 1, 2015 from https://en.wikipedia.org/wiki/RW_Cephei
• N.A. (2015). "Stars" retrieved on October 1, 2015 from http://www.astronoo.com/en/stars.html