Kepler-22b, 600 light-years away, is a super-Earth in its star's habitable zone, 2.4 times Earth's size, with a 290-day orbit. Kepler-69c, 70% larger than Earth and 2,700 light-years away ...
A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.