Kepler-10c: Largest Earth-like rocky planet ever discovered.

“The Godzilla of Earths”: Planets Like Ours Aren’t Supposed to Be This Big (Video)

“The Godzilla of Earths”: Planets Like Ours Aren’t Supposed to Be This Big (Video)

Slate in motion.
June 5 2014 12:07 PM

“The Godzilla of Earths”

Planets like ours aren’t supposed to be this big.

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Kepler-10c is the biggest rocky planet ever discovered, so large most astronomers previously thought planets its size could only be gas giants.