A low-density, weak-gravity region has been found below Olympus Mons and the Tharsis volcanoes, while Mars' northern ...

"The land is wild and raw and fascinating," he said.

Io is one of the largest moons of Jupiter and the closest of the four Galilean moons. It's also the most volcanically active ...

Eruption of Kilauea, one of world’s most active volcanoes, began on Sunday in remote area of Hawaii Island ...

NASA’s Juno spacecraft has detected a large new active volcano on Jupiter’s moon Io, the most volcanically active body in the ...

Cornell University astronomers studying Jupiter's moon Io say tidal heating may help support life in the oceans of Jupiter's ...

We know Mars once had an active geological past, filled with water, volcanic activity, and dynamic geological changes. Now, ...

Scientists creating a gravity map of Mars have discovered the presence of mysterious large-scale structures hidden beneath a ...

One of the world’s most active volcanoes is erupting again in a remote part of a Hawaii national park. Kilauea erupted ...

A new Kilauea eruption began in a remote area of Hawai’i Volcanoes National Park on Sunday, Sept. 15. This is the first ...

China's Chang'e 5 mission brought back evidence that the moon had erupting volcanoes just 120 million years ago.

Recent research has unveiled massive, hidden structures beneath Mars’ surface, where an ancient ocean is believed to have ...