With more than a thousand exoplanets now in our sights, PRI’s The Takeaway asks: “What would it be like to visit them?” MIT exoplanet hunter Sara Seager weighs in on the question at the top of every interplanetary tourist’s mind: Is there life out there? In a new review article in Science Advances, Seager explores how tell-tale atmospheric gases could reveal life on exoplanets many light years away.. [More…]

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Image: NASA’s conceptual travel posters for the exoplanets. Courtesy NASA/JPL-Caltech