Astronomers didn’t even know sub-Neptunes existed until NASA’s Kepler mission uncovered them over the past decade. Although a ...

Water ice is a crucial building block of planetary systems. We've found plenty of it in our own Solar System, in places like ...

If an atmosphere is gaseous, it doesn't mean it's featureless and well mixed. In fact, Jupiter's atmosphere has structures scientists are still learning about.

The deep cracking sound bursting from within the ice signals the dramatic fall about to happen. Seconds later, a block of ice ...

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our ...

NASA's James Webb Space Telescope has made the first-ever and long-anticipated detection of ice outside of our own solar system. The frozen water was found within a debris disk circling HD 181327, a ...

Webb Telescope finds crystalline water ice around star HD 181327. This discovery could reveal how icy bodies contribute to ...

Is frozen water scattered in systems around other stars? Astronomers have long expected it is, partially based on previous ...

"Rings are mostly made of ice and small rocks," said William Saunders, a planetary scientist at NASA's Langley Research ...

Venus will partner up with the giant planets Saturn and Neptune to form a line up in the pre-dawn sky on May 8, with ...

Venus and Saturn shine before dawn, with Neptune tucked between them — see if you can spot the ice giant with binoculars or a ...

These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.