Study suggests dinosaurs killed off by more than one asteroid
Changes in Titan's surface brightness point to cryovolcanism
Changes in surface brightness on Titan observed over four years by NASA's Cassini spacecraft have added to evidence that cryovolcanism is active on Saturn's largest Moon. Anezina Solomonidou has presented ...
Catastrophic collapse of ice lake created Aram Chaos on Mars
Aram Chaos, the lumpy, bumpy floor of an ancient impact crater on Mars, formed as a result of catastrophic melting and outflow of a buried ice lake. A new study combines observations from satellite photos ...
Prehistoric humans not wiped out by comet, say researchers
(Phys.org)—Comet explosions did not end the prehistoric human culture, known as Clovis, in North America 13,000 years ago, according to research published in the journal Geophysical Monograph Series.
Iowa meteorite crater confirmed
(Phys.org) —Recent airborne geophysical surveys near Decorah, Iowa are providing an unprecedented look at a 470- million-year-old meteorite crater concealed beneath bedrock and sediments.
A crater as an abode for life
A new study shows how the heat generated from an asteroid impact could lead to a crater becoming a refuge for life, or even a potential birthplace for life's origin.
Image: Mars Express orbiter reveals overflowing craters
(Phys.org) —Large and small, hundreds of thousands of craters scar the surface of Mars, hollowed out by a multitude of asteroids and comets that impacted the Red Planet throughout its history.
Closer look at Mars reveals new type of impact crater
Lessons from underground nuclear tests and explosive volcanoes may hold the answer to how a category of unusual impact craters formed on Mars.
Giant impact near India -- not Mexico -- may have doomed dinosaurs
A mysterious basin off the coast of India could be the largest, multi-ringed impact crater the world has ever seen. And if a new study is right, it may have been responsible for killing the dinosaurs off 65 ...
Geologic map of Jupiter's moon Io details an otherworldly volcanic surface
More than 400 years after Galileo's discovery of Io, the innermost of Jupiter's largest moons, a team of scientists led by Arizona State University (ASU) has produced the first complete global geologic map ...
World's third largest asteroid impact zone found in South Australia
An asteroid measuring up to 20km across hit South Australia up to 360 million years ago and left behind the one of the largest asteroid impact zones on Earth, according to new research published today.
Lunar pits could shelter astronauts, reveal details of how 'man in the moon' formed
While the moon's surface is battered by millions of craters, it also has over 200 holes – steep-walled pits that in some cases might lead to caves that future astronauts could explore and use for shelter, ...
Mars rover surpasses Viking 1's longevity record
Pop quiz: What spacecraft holds the record for longest-surviving mission on the bitterly cold and dusty surface of Mars? As of Thursday, there's a new - but possibly temporary - champion.
Lava floods the ancient plains of Mars
Two distinct volcanic eruptions have flooded this area of Daedalia Planum with lava, flowing around an elevated fragment of ancient terrain.