NASA's Phoenix Mars Lander slid a rock into a nearby trench Monday to gain access to the soil under the rock.
NASA's planet-hunting Kepler mission, scheduled to launch in 2009, has survived an extreme temperature test.
Data from the Ulysses spacecraft show the sun has reduced its output of solar wind to the lowest levels since accurate readings became available.
If the robotic arm on NASA's Phoenix Mars Lander can nudge a rock aside today, scientists on the Phoenix team would like to see what's underneath.
NASA's Mars Rover Opportunity is setting its sights on a crater more than 20 times larger than its home for the past two years.
A Sept. 18 false-color image from NASA's Phoenix Mars Lander shows morning frost and subsurface ice in a trench where the lander was working.
More than 1,500 newly released images from a spectrometer instrument on NASA's Mars Reconnaissance Orbiter will boost understanding of what minerals exist where on the Martian surface.
Newly posted images from more than 1,000 observations by the high resolution camera on NASA's Mars Reconnaissance Orbiter reveal details as small as a desk.
Water is being blasted to pieces by a young star's laser-like jets, according to new observations from NASA's Spitzer Space Telescope.
A new color high-resolution image from the Phoenix Mars Lander shows its crumpled heat shield about 150 meters away from the spacecraft.
Local earthquake scientist Lucy Jones will assess earthquake risks and discuss ongoing steps to prepare for major quakes. The lecture date has changed to Sept. 25 and 26.
You might think that shaking and freezing a state-of-the-art, meticulously crafted machine is a bad idea.
Hurricane Ike is seen in infrared by NASA's Aqua spacecraft about an hour after making landfall Sept. 13 in Galveston, Texas.
A monstrously large, extremely dangerous Hurricane Ike is already affecting the Gulf Coast. NASA's Aqua spacecraft took this infrared image early Sept. 12.
NASA's Phoenix Mars Lander has photographed several dust devils dancing across the arctic plain this week and sensed a dip in air pressure as one passed near the lander.
A very large and growing Hurricane Ike steams toward the Texas coast in this Sept. 11 afternoon infrared image from NASA's Aqua spacecraft.
QuikScat has detected a recent major melting of sea ice (depicted in red and magenta) that is clearing Arctic sea routes.
The next soil sample that NASA's Phoenix Mars Lander will deliver to its deck instruments will go to the fourth of the four cells of Phoenix's wet chemistry laboratory, according to the Phoenix team's current plans.
The latest look underneath NASA's Phoenix Mars Lander shows growth of clumps that are adhering to a leg strut.
Purples denote Tropical Storm Hanna's strongest winds (left image) and highest, coldest cloud tops (right image) in these Sept. 5 views from NASA's QuikScat and Aqua spacecraft, respectively.