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

There are hundreds of active volcanoes on Io. The new one is located just south of Io’s equator and the Juno images show ...

All of these volcanoes have been dormant for millions of years, but that could be changing, new research suggests. "Mars might still have active movements happening inside it, affecting and ...

Mount St. Helens and Yellowstone are the two largest volcanoes in the United States, as well as the most infamous. Today’s video explores the similarities and differences between these two terrifying ...

"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 ...

The other major feature Root presented comes from Tharsis Rise, the part of Mars most contrasting with the polar lowlands.

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

If you are looking for a getaway where the sun still lingers, this European island could be perfect for an autumn break.