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The Exciting Plan to Photograph an Alien Continent
NASA has selected a concept study, led by physicist Paul Stankus, exploring whether a pair of spacecraft flying in tight formation could one day produce an actual image of an Earth like exoplanet's surface, oceans, continents and all. It's an early stage idea, backed by NASA's Innovative Advanced Concepts program, but if it ever came together, it would represent an extraordinary leap beyond simply detecting a distant world to genuinely seeing its face.
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