No matter how many missions to Mars she takes part in, the sheer joy of unearthing discoveries about the red planet never gets old for Mariek Schmidt.

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in this area are chucking out six times the energy being produced by all ...

The moon may still be geologically active, judging from the way the lunar far side is wrinkling as the moon contracts. At ...

An uptick in seismic activity on the volcanic island of Santorini has raised concerns about a potential eruption.

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really ...

On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.

This 2022 satellite photo shows the summit of "one of the world's most dangerous volcanoes," Mount Vesuvius, peering up ...

Our first destination in Potrillo was Kilbourne Hole, a maar crater that was formed about 16,000 to 24,000 years ago. It’s an irregular hole measuring about 1-1/2 miles by 2 miles. Kilbourne is ...

Epstein, S., U.S. Nat. Acad. Sci., Nuclear Science Series, Rep. No. 19 (1956). Epstein, S., and Sharp, R. P., I.G.Y. Bull., Nat. Acad. Sci., 21 (March 1959).

Although mud volcanoes can be highly destructive events, these bouts of volcanism—usually a mixture of mud, gasses, and other fluids—are usually more quiet affairs compared to their explosive ...