The curious minds at What If explore a brand new planet forming inside our solar system, imagining its effects on orbits, gravity, and cosmic dynamics.

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four ...

This video explores how scientists determine the ages of planets and which worlds formed first, based on planetary formation, ...

By Will Dunham WASHINGTON, Feb 4 (Reuters) - Jupiter, without a doubt, is the biggest planet in our solar system. But it ...

With an image from the James Webb Space Telescope, NASA finds clues outside the solar system that explain crystals born in ...

A rare carbonaceous meteorite discovered in the Western Sahara has captured the attention of scientists for containing grains ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

3I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star. Tune in ...

NASA has revealed a terrifying glimpse into our solar system 's grizzly fate. In five billion years, scientists believe the ...

"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly ...

“Textbooks will need to be updated,” study co-author Yohai Kaspi, a planetary scientist at the Weizmann Institute of Science in Israel, said in a statement. “The size of Jupiter hasn’t changed, of ...

Last year, astronomers were fascinated by a runaway asteroid passing through our Solar System from somewhere far beyond. It ...