A new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these ...

Relative sizes of the newly discovered habitable-zone planets and Earth. Left to right: Kepler-69c, Kepler-62e, Kepler-62f and Earth (except for Earth, these are artists' renditions). Image credit: ...

Astronomers have discovered a planet beyond the solar system that orbits its twin parent stars closer than any ever seen before in a binary. The twin stars in the sky over the newly-found extrasolar ...