Home → News → Kepler Discovers its Smallest Habitable Zone Planets → Full Text
By Jet Propulsion Laboratory/NASA
April 19, 2013
![[article image]](https://cacm.acm.org/system/assets/0001/1506/41913.jpl.nasa.possible_habitable_planet.large.jpg?1476779486&1366394753 "Possible habitable planet")
NASA's Kepler mission has discovered two new planetary systems that include three super-Earth-size planets in the "habitable zone," the range of distance from a star where the surface temperature of an orbiting planet might be suitable for liquid water.
From Jet Propulsion Laboratory/NASA
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