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Latest Guest Blog Posts

Finding the Surveyor retro-rockets on the Moon

Posted by Phil Stooke on 2015/09/15 01:02 CDT | 5 comments

Planetary scientist Phil Stooke may have found the retro-rockets from NASA's Lunar Surveyor missions, sent to the Moon in preparation for Apollo.

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A Workhorse at Mars

Posted by Tanya Harrison on 2015/09/11 07:44 CDT | 2 comments

The Mars Reconnaissance Orbiter (MRO) Context Camera (CTX) is almost a silent star at Mars. The latest MRO data release brought the total number of available CTX images to over 70,000, covering well over 90% of the Red Planet at a stunning resolution of 6 meters per pixel.

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IceBreaker: The Search for Life on Mars

Posted by Van Kane on 2015/09/08 09:19 CDT | 3 comments

The IceBreaker mission, proposed to NASA's Discovery program for low-cost missions, would seek out life on the northern plains of Mars.

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Aluminum Shapemodel of Comet 67P

Posted by Mattias Malmer on 2015/09/04 07:55 CDT | 4 comments

Mattias Malmer describes his MacGyver-esque process in creating a homemade aluminum version of 67P/Churyumov–Gerasimenko.

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Mars Exploration Rovers Update: Opportunity Digs Marathon Valley Walkabout

Posted by A.J.S. Rayl on 2015/09/03 08:04 CDT

Opportunity drove farther into Marathon Valley in August, dug into what appears to be a water-altered rock, and took a lot of picture postcards in what is turning out to be a distinctively different site from any that the mission has found since the robot field geologist landed in 2004.

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Populating the OSIRIS-REx Science Deck

Posted by Dante Lauretta on 2015/09/01 02:34 CDT | 1 comment

The assembly of the OSIRIS-REx spacecraft continues, with many elements integrated onto the spacecraft ahead of schedule. Last month both OTES and OVIRS were delivered to Lockheed Martin and installed on the science deck.

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Field Report from Mars: Sol 4119 - August 26, 2015

Posted by Larry Crumpler on 2015/08/26 02:53 CDT

Opportunity is moving down into a large valley that cuts through the rim of Endeavour crater, into some interesting scenery.

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Outer Planet News

Posted by Van Kane on 2015/08/25 08:20 CDT | 6 comments

NASA's Outer Planet Analysis Group is currently meeting to hear the agency's current plans and to provide the feedback of the scientific community on those plans.

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Dawn Journal: Mapping Ceres

Posted by Marc Rayman on 2015/08/22 01:05 CDT | 48 comments

More than two centuries after its discovery, Ceres is being mapped in great detail by the Dawn spacecraft. Chief Engineer and Mission Director Marc Rayman gives an update on Dawn's progress.

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Pretty Pictures of the Cosmos: Long Exposures

Posted by Adam Block on 2015/08/21 04:11 CDT

Astrophotographer Adam Block brings us images showcasing beauty in details requiring extended exposures to capture.

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