Mars today no longer has active volcanoes. But that might change because of a mysterious structure lurking under the surface ...

An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why ...

Tiny glass beads found on the Moon show it once had volcanoes, scientists say - Volcanic eruptions were happening as recently ...

An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why ...

NASA's GRAIL mission reveals new insights about the moon's asymmetrical interior. The study indicates intense ancient ...

Vast, quasi-circular features on Venus's surface may reveal that the planet has ongoing tectonics, according to new research ...

Sophisticated chemical analysis of volcanic gases from Kenya has provided the first evidence that a vast mass of deep Earth ...

The volcano Uturuncu, located in the Central Andes mountains, has seemingly risen from the dead. While the volcano has not ...

A recent study has pinpointed the origin of a 120-million-year-old 'super-eruption,' shedding new light on Earth's intricate ...

"Zircons are very tough," Nimmo said. "It takes a lot to destroy a zircon once it's formed." Melting the lunar surface ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...