Bibliography
Gamow, George. The Birth and
Death of the Sun. The
Viking Press: 1940.
Murdin, Paul & Lesl
ey. Supernovae.
New
York,
NY:
Press Syndicate of the University of Cambridge: 1978.
Pickover, Clifford A. Black
Holes: A Traveler's Guide. Denver, Colorado: John Wiley &
Sons Inc: 1996.
Tayler, R. J. The Stars:
Their Structure and Evolution. Wykeham Publications, London:
1970.
Most pictures obtained from http://spacetelescope.org/
The rest (on page "Classification") was obtained from
http://en.wikipedia.org/ and made by Richard Powell, of
atlasoftheuniverse.com.