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.

And as detailed in a new paper, published in The Planetary Science Journal last month, they found something surprising down ...

NASA’s Juno spacecraft finds Jupiter’s diameter slightly smaller than old estimates, providing precise data on the gas ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the ...

The discovery of catalytic RNA transformed our understanding of life's beginnings. Clare Sansom explores how the RNA world ...

Recent James Webb Space Telescope data confirms a decade-old theory that the universe's earliest supermassive black holes ...