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Apr 10, 2014 04:20 PM ET // Mike Wall,
For the first time, astronomers may have spotted a moon circling an alien planet -- though they'll probably never know for sure exactly what they've found.
Feb 3, 2014 10:16 AM ET // Katia Moskvitch,
Early planets may have harbored microbial life just after the universe started, warmed by cosmic radiation, says a new theory.
Dec 23, 2013 01:29 PM ET // Ian O'Neill
For the first time, an exomoon orbiting a free-floating exoplanet may have been discovered in a microlensing survey.
Oct 15, 2013 01:57 PM ET // Ian O'Neill
The first detection of a massive exoplanet orbiting within a galactic bulge star's habitable zone has been discovered, leading to the hypothesis that there may be life-giving exomoons in tow. Continue reading →
Oct 4, 2013 02:52 PM ET // Ian O'Neill
A "microlensing" survey has revealed a massive planet deep inside the Milky Way's galactic bulge. Continue reading →
Jun 3, 2013 01:24 PM ET // Irene Klotz
Scientists looking for planets around the star nearest to the solar system will soon get a helping hand from Mother Nature. Continue reading →