Mars volcanic deposit tells of warm and wet environment

(PhysOrg.com) -- Roughly 3.5 billion years ago, the first epoch on Mars ended. The climate on the red planet then shifted dramatically from a relatively warm, wet period to one that was arid and cold. Yet there was at least ...

Phoenix Mars Lander is Silent, New Image Shows Damage

(PhysOrg.com) -- NASA's Phoenix Mars Lander has ended operations after repeated attempts to contact the spacecraft were unsuccessful. A new image transmitted by NASA's Mars Reconnaissance Orbiter shows signs of severe ice ...

Geometry Drives Selection Date for 2011 Mars Launch

(PhysOrg.com) -- For optimal communications during arrival at Mars, NASA's Mars Science Laboratory, or Curiosity, will launch after Thanksgiving 2011 and land on Mars in August 2012.

Scientists see water ice in fresh meteorite craters on Mars

(PhysOrg.com) -- Scientists are seeing sub-surface water ice that may be 99 percent pure halfway between the north pole and the equator on Mars, thanks to quick-turnaround observations from orbit of fresh meteorite impact ...

NASA's LCROSS Reveals Target Crater For Lunar South Pole Impacts

(PhysOrg.com) -- NASA has selected a final destination for its Lunar Crater Observation and Sensing Satellite, or LCROSS, after a journey of nearly 5.6 million miles that included several orbits around Earth and the moon. ...

Lunar Reconnaissance Orbiter's first moon images available

(PhysOrg.com) -- NASA's Lunar Reconnaissance Orbiter has transmitted its first images since reaching the moon on June 23. The spacecraft's two cameras, collectively known as the Lunar Reconnaissance Orbiter Camera, or LROC, ...

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