In our solar system, Jupiter is the undisputed king. If you added more mass to Jupiter, it wouldn’t actually get much bigger ...

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.

Scientists using NASA’s James Webb Space Telescope have found a unique planet in another star system that’s shaped like a lemon. The lopsided Jupiter-style planet is so bizarre that it may blur the ...

Astronomers have identified a giant planet circling a tiny red dwarf star at a distance so extreme that it sits about 690 times farther from its star than Earth is from the Sun. The discovery pushes ...

A team of researchers has uncovered nearly 70 rogue planets in our galaxy, the largest group ever discovered, according to the European Southern Observatory. Rogue planets are described as "elusive ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Astronomers have spotted a ...

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

Add Yahoo as a preferred source to see more of our stories on Google. (AFP/Getty) Scientists have spotted a “rogue” planet floating on its own through space. Most of the planets we know are found ...

Astronomers have discovered two gas giant planets orbiting stars in the Beehive cluster, a collection of about 1,000 tightly packed stars. The planets are the first ever found around sun-like stars in ...