Add Yahoo as a preferred source to see more of our stories on Google. Some of the most promising places to look for extraterrestrials have remained, so far, mostly hidden from astronomers. Now a ...

It provides a dynamic, time-resolved view of planetary transformation, a missing link between young inflated worlds and the compact sub-Neptunes that populate the galaxy.

Up until now, exoplanet surveys have mostly focused on nearby, bright stars that are sun-like or are red dwarfs, which are known to frequently host planets. While astronomers have discovered thousands ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.

Located about 120 light years away, the exoplanet appears to take an unusual path around two brown dwarfs, whipping around at a right angle. Brown dwarfs are sometimes called failed stars because they ...