When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...
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Astronomers discover giant alien planet 35 times more massive than Earth hiding in a known star system
Scientists have detected a hidden alien planet by examining the orbits of the known worlds in the star system, known as Kepler-139. The newfound exoplanet, called Kepler-139f, is a gigantic world ...
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