Jupiter's moon Io is in stark contrast to the other three Galilean moons. While Callisto, Ganymede, and Europa all appear…
Ceres, at almost 1,000 km (620 miles) in diameter, is the largest body in the asteroid belt. Between 2015 and…
Everyone knows an asteroid strike wiped out the dinosaurs, right? Lots of evidence shows that the Chicxulub impact event had…
Everyone knows about the extinction of the dinosaurs. A cataclysmic asteroid strike about 66 million years ago (mya) caused the…
Volcanic activity on Io was discovered by Voyager 1 imaging scientist Linda Morabito. She spotted a little bump on Io's…
Mount Etna is Europe's most active volcano, and it's been spouting off since late February 2017. It spewed lava and…
A Martian meteorite that landed in Africa in 2012 has confirmed that Martian volcanic activity lasted 3 billion years or…
So if you've been to Yellowstone National Park, you've seen one of the most amazing features of the natural world…
Volcanoes are a powerful force of nature, and can be found all over the Solar System. In addition to hot…
Whether a volcano is active or dormant is complicated, as these geological features can have very long lifespans that go…