Within two years, at least one exoplanet less than 3 Earth masses will be discovered and verified orbiting within the habitable zone of its star. (Habitable zone=liquid water likely)

Created by NathanMcKnight on 2011-11-12; known on 2013-11-12; judged right by dk on 2014-03-23.

• NathanMcKnight estimated 80% on 2011-11-12
• JoshuaZ estimated 55% on 2011-11-13
• Anubhav estimated 60% on 2011-11-13
• velocirhymer estimated 80% on 2011-11-13
• mfb said “The Gliese 667C planets are good candidates, but as they are measured via radial velocity only, there are just lower limits on the mass. Does the prediction need a confirmed mass? Then we would need transit+radial velocity method together” on 2013-07-08
• mfb said “Looks like we don’t have one?” on 2014-03-10
• dk   judged this prediction right on 2014-03-23.
• dk said “Kepler-62f sounds like it counts.” on 2014-03-23