NASA's Kepler Space telescope has confirmed..715 new planets... orbit 305 stars, revealing multiple-planet systems much like our own solar system. Nearly 95 percent of these planets are smaller than Neptune, which is almost four times the size of Earth.
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The histogram shows the number of planet discoveries by year for roughly the past two decades of the exoplanet search. The blue bar shows previous planet discoveries, the red bar shows previous Kepler planet discoveries, the gold bar displays the 715 new planets verified by multiplicity.
Image Credit: NASA Ames/SETI/J Rowe
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The histogram shows the number of planets by size for all known exoplanets. The blue bars on the histogram represents all the exoplanets known, by size, before the Kepler Planet Bonanza announcement on Feb. 26, 2014. The gold bars on the histogram represent Kepler's newly-verified planets.
Image Credit: NASA Ames/W Stenzel
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Image Credit: NASA Ames/SETI/J Rowe
Image Credit: NASA Ames/W Stenzel
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