Newfound alien planet is one of the farthest ever detected

April 20, 2015 4:33 PM

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Newfound alien planet is one of the farthest ever detected

NASA's Spitzer Space Telescope co-discovered an exoplanet more than 13,000 light-years from Earth, far from where most known exoplanets are. (NASA/JPL-Caltech)

An infographic showing how NASA's Spitzer Space Telescope works with ground-based telescopes to find distant exoplanets, using a technique called microlensing. (NASA/JPL-Caltech)

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