jing2178 Messages 41 Reaction score 2 Thread starter Apr 20, 2014 #1 Is there an estimate of how long after the big-bang could a solar system similar to ours (ie star and orbiting planets) have first existed?
Is there an estimate of how long after the big-bang could a solar system similar to ours (ie star and orbiting planets) have first existed?
Mordred Science Advisor Messages 2,243 Reaction score 169 Apr 20, 2014 #2 oldest planet that I know of is in this article http://www.abc.net.au/science/articles/2003/07/14/901007.htm
oldest planet that I know of is in this article http://www.abc.net.au/science/articles/2003/07/14/901007.htm