https://www.space.com/22451-fastest-earth-size-lava-planet-kepler78b.html
Earth-Size 'Lava Planet' With 8.5-Hour Year Among Fastest Yet Seen | Space
Aug 21, 2013 - Astronomers have spotted a planet that whips around its star every 8.5 hours, one of the shortest orbital periods ever tracked by the Kepler Space Telescope.
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