Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

NASA is actively working on planetary defence against asteroids that could threaten Earth. Their new documentary highlights efforts being made.

In this week’s episode of Space Minds, Bill Nye, CEO of the Planetary Society sits down with host David Ariosto. The ...

Lucy’s next stop — “the main event,” as Levison calls it — will be the Trojan asteroids that share Jupiter’s orbit around the sun. Swarms of Trojans precede and follow the solar system’s largest ...

NASA’s Lucy mission is about to fly past asteroid Donaldjohanson, a strange, elongated rock in the main belt. While this ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

The latest discovery has researchers tentatively excited, but proposed budget cuts to NASA could throw a wrench in any future ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in a blistering, dense atmosphere rather than a watery Hycean planet. Webb ...

NASA’s James Webb Space Telescope detected an intriguing compound in the atmosphere of the exoplanet K2-18 b, but scientists ...

A chemical called dimethyl sulfide popped up in an analysis of exoplanet K2-18b’s atmosphere. On Earth, it’s only made by ...

On a faraway planet, the James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by ...