Tags: Planet.
Gliese 667 Cf is an unconfirmed exoplanet orbiting around the star Gliese 667C which is a member of the Gliese 667 triple star system. It is slightly less massive than Gliese 667 Cc. Orbital-stability analysis indicates that it cannot be more than twice of its minimum mass. It is located in the middle of the habitable zone.Although Gliese 667 Cf receives less than 60% of the visible starlight compared to Earth it receives more infrared radiation than Earth.