This chart compares the first Earth-size planets found around a sun-like star to planets in our own solar system, Earth and Venus. NASA's Kepler mission discovered the newfound planets, called Kepler-20e and Kepler-20f.

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This chart compares the first Earth-size planets found around a sun-like star to planets in our own solar system, Earth and Venus. NASA's Kepler mission discovered the newfound planets, called Kepler-20e and Kepler-20f.

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Size: 5213px × 3352px
Location:
Photo credit: © NASA/World History Archive & ARPL / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archival, archive, astronomy, called, chart, compares, discovered, earth, earth-size, exploration, historical, history, kepler, kepler-20e, kepler-20f., mission, nasa, newfound, planets, solar, space, star, sun-, system, venus, venus.