A truly Earth-sized exoplanet found?
Smallest known exoplanet may actually be Earth-mass
00:00 19 January 2009 by Stephen Battersby
The smallest planet around a normal star other than the Sun may be even smaller than first thought. A new analysis suggests the rocky body weighs just 1.4 Earths - less than half the original estimate.
Observations over the next few months should test the prediction.
Full article here:
http://www.newscientist.com/article/dn16439