PaperBoy Posted September 30, 2010 Report Share Posted September 30, 2010 Gliese 581g was discovered orbiting a nearby star t a distance that places it squarely in the habitable zone where liquid could exist on its surface. Of around 500 planets ... View the full article Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.