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Read articles, including Science News stories written for ages 9-14, on the SNK website.
SIZING UP EXOPLANETS

The most recent published catalog of Kepler’s candidate planets includes a plethora that are bigger than Earth, many about the size of Neptune. Fewer candidates are roughly Earth-sized or smaller, and only a couple of those have been confirmed. Credit: Wendy Stenzel/Kepler mission/NASA, adapted By E. Feliciano

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