Light from a distant, giant world offers clues to the gases in its atmosphere
By Stephen Ornes, 11:14 AM March 29, 2013
The study of planets outside the solar system just took a big jump forward. Scientists have identified some of the gases that make up the atmospheres of four exoplanets circling the same star.
“This is the start of a great new era in exoplanet studies,” Sara Seager told Science News. Seager, who did not take part in the new studies, is a planet hunter at the Massachusetts Institute of Technology in Cambridge.
Astronomers have identified hundreds of exoplanets in the past few decades. But...
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