It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the very early Solar System ...

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

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

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

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

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Ancient Moon dust, meteorite traces and Apollo samples are helping NASA scientists rethink where Earth’s water truly came ...

Earth is often described as a water world, but how that water arrived has never been settled. For years, the focus has rested ...

Many of our most memorable winter storms, big or small, originate in the same general location: immediately east of the Rocky ...

The James Webb Space Telescope captured a colorful portrait of a nearby stellar cradle, revealing a wealth of insights about ...

The complex building blocks of life can form spontaneously in space, a new lab experiment shows.

No one ever thought the birth of the Rocky Mountains was a simple process, but we now know it was far more complex than even ...