Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Astronomers have found a rocky planet where it should not exist, orbiting far from a cool red star. Could this strange ...

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting ...

New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the distribution of ices in ...

Astronomers say a newly discovered solar system about 116 light years from Earth is challenging long held ideas about how planets form.According to CNN, researchers using telescopes from NASA ...

Tiny grains from asteroid Ryugu are revealing clues to the magnetic forces that shaped the far reaches of the solar system over 4.6 billion years ago. The findings suggest the distal solar system ...

A "domino effect" may occur in star systems whereby newly formed planets close to a star help shepherd dust and gas to create more planets farther out in the system. Astronomers using a mountain ...