Bibliography


                 Black Hole Diagram, 2011, viewed 18 April 2015,
<http://www.gemini.edu/node/11703>
The Schwarzshild Radius, hyperphysics. same, n.d Web. 18 April 2015
Hydrogen Shell Burning on the Red Giant Branch, atnf, Csiro Web 19 April 2015
<http://www.atnf.csiro.au/outreach/education/senior/astrophysics/stellarevolution_postmain.html>