Astronomers have discovered a “super-Earth,” or a world larger than our planet, orbiting a star about 137 light-years away. A second planet, thought to be the size of Earth, may also be ...

But research has shown that the best chance astronomers have of finding life on another planet is likely to be on a super-Earth similar to the ones found recently. Most super-Earths orbit cool ...

Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was ...