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Poster for Kepler Discovers First Earth-Sized Planets Outside Solar System (2011)

Kepler Discovers First Earth-Sized Planets Outside Solar System (2011)

2011 · Short film · 1 min

Synopsis

NASA's Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system. The planets, called Kepler-20e and Kepler-20f, are too close to their star to be in the so-called habitable zone where liquid water could exist on a planet's surface, but they are the smallest exoplanets ever confirmed around a star like our sun. Kepler-20e is slightly smaller than Venus, measuring 0.87 times the radius of Earth. Kepler-20f is slightly larger than Earth,…

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Running time
1 minutes

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