This article is a visualization / coordinatization of Newtonian physics. GR has nowhere near enough effect to make a simple planetry orbit elliptical. Baez has

This article is a visualization / coordinatization of Newtonian physics. GR has nowhere near enough effect to make a simple planetry orbit elliptical. Baez has earned more credibility than to be written off with a vulgar thoughtless one-liner. He is a Physics major. http://en.wikipedia.org/wiki/John_C._Baez http://en.wikipedia.org/wiki/John_C._Baez