
Spike seen in methane on Mars, but source unknown
Methane, a gas that on Earth comes mainly from living organisms, has been measured for the first time making a sudden spike on Mars, leaving scientists puzzled about its origin. ... more
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Moon Express testing compact lunar lander at Kennedy
NASA is working with U.S. industry to develop the capabilities and cutting-edge technologies that will help send astronauts beyond low-Earth orbit. To achieve this goal, space travelers will need th ... more
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Under CERES watch Earth radiation budget record reaches 25 years
Multi core wildfire soot particles found to boost global warming impact
Wildland fires estimated to release more organic air pollutants
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Mars Mountain was All Wet
Observations by NASA's Curiosity Rover indicate Mars' Mount Sharp was built by sediments deposited in a large lake bed over tens of millions of years. This suggests ancient Mars maintained a climate ... more
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MAVEN Identifies Links in Chain Leading to Mars Atmospheric Loss
Early discoveries by NASA's newest Mars orbiter are starting to reveal key features about the loss of the planet's atmosphere to space over time.
The findings are among the first returns from ... more
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Opportunity Flash-Memory Resets Continue
Opportunity is on the west rim of Endeavour Crater heading towards 'Marathon Valley,' a putative location for abundant clay minerals only about a mile (about 1 kilometer) to the south.
Because ... more
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Opportunity In No-Flash Mode: Kludge Ready To Radiate
Persistent computer resets and "amnesia" events on NASA's Mars Exploration rover Opportunity that have occurred after reformatting the robot's flash memory have prompted a shift to a working mode th ... more
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Signs of Ancient Mars Lakes and Quakes Seen in New Map
Long ago, in the largest canyon system in our solar system, vibrations from "marsquakes" shook soft sediments that had accumulated in Martian lakes.
The shaken sediments formed features that n ... more
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