big bang By marshallnanney Jan 27, 2000 big bang big bang dust abd gases collect quasars form, active galaxies Jan 1, 2002 galaxies evolve galaxies evolve and move apart its 13 b.y. Mar 29, 2004 milky way local group 10b.y. Dec 13, 2005 sun present milkyway sun its 5b.y.
