Astronomers have discovered a rocky, Earth-sized planet 39 light years from home—right in our cosmic backyard. With a surface temperature of 440 degrees Fahrenheit, GJ 1132b is more of an intergalactic furnace than a vacation prospect. Yet some are hailing it “the most important planet ever found outside our solar system.” Read more…
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An Earth-Sized Neighbor May Be the Most Important Exoplanet Yet
