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

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

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

The findings revealed that the the Martian mantle's active processes may be fueling the growth of Olympus Mons, the largest ...

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

NASA's Juno mission reveals a massive new volcano on Jupiter's moon Io, showcasing its dynamic volcanic activity.

Studies of gravity variations at Mars have revealed dense, large-scale structures hidden beneath the sediment layers of a ...

As the rest of Europe cools down, there’s a place where the sun still lingers, casting long shadows over quiet beaches and ...

Ganymede, Callisto, Io, and Europa—their unique features, and their potential to reveal extraterrestrial life.

Tourists can easily enjoy the view of Sakurajima from Yunohira Observatory. It is located on Tanna island and visitors can be ...

Satellite data suggest a volcano in Tanzania that expels extremely runny lava could be creeping toward an eruption.

Italy’s Aeolian Islands offer everything from azure seas and Aperol spritzes to the fire and brimstone of an active volcano.