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.
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.
Happy 10th anniversary Opportunity
Ten years ago, on Jan. 24, 2004, the Opportunity rover landed on a flat plain in the southern highlands of the planet Mars and rolled into an impact crater scientists didn't even know existed. The mission ...
Guatemala volcano lava causes small evacuation
Guatemala authorities say lava flowing from the Pacaya volcano near Guatemala City is prompting the evacuation of those living nearest the crater.
Mars orbiter images rover and tracks in Gale Crater
(Phys.org) —NASA's Curiosity Mars rover and its recent tracks from driving in Gale Crater appear in an image taken by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance ...
First rock dating experiment performed on Mars
Although researchers have determined the ages of rocks from other planetary bodies, the actual experiments—like analyzing meteorites and moon rocks—have always been done on Earth. Now, for the first time, ...
New views of Mars from sediment mineralogy
The first detailed examination of clay mineralogy in its original setting on Mars is offering new insights on the planet's past habitability, research led by Planetary Science Institute Senior Scientist Da ...
Ancient fresh water lake on Mars could have sustained life, Curiosity researchers show
Scientists have found evidence that there was once an ancient lake on Mars that may have been able to support life, in research published today in the journal Science.
Space image: Aorounga Crater, Chad
This image from Japan's ALOS satellite shows the Aorounga Crater in northern Chad.
NASA instrument determines hazards of deep-space radiation
Deep-space radiation is a significant danger for interplanetary human space flight. But now an instrument on NASA's Lunar Reconnaissance Orbiter (LRO) has learned more than ever before about the high-energy ...
Research shows the North Atlantic became less salty as it grew
Image: Quintet of moons
(Phys.org) —Five moons pose for the international Cassini spacecraft to create this beautiful portrait with Saturn's rings.
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: Sunlit side of the planet Mercury
Another day, another beautiful view of Mercury's horizon. In this scene, which was acquired looking from the shadows toward the sunlit side of the planet, a 120-km (75 mi.) impact crater stands out near the ...