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Latest Guest Blog Posts

Lunar Farside Landing Plans

Posted by Phil Stooke on 2016/05/27 06:48 CDT

Phil Stooke describes a research trip to the Regional Planetary Image Facility at the USGS in Flagstaff, where he discovered Jack Schmitt's proposed plans for a farside landing site for Apollo 17.

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Pretty Pictures of the Cosmos: The Eye of Sauron

Posted by Adam Block on 2016/05/18 12:46 CDT

Astrophotographer Adam Block shares his latest image, this time of a menacing spiral galaxy.

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ExoMars Rover Seeks Exit From Dire Straits

Posted by Anatoly Zak on 2016/05/17 06:16 CDT | 3 comments

The European Space Agency and Roskosmos have admitted the inevitable—the launch of the joint ExoMars-2018 project will have to be postponed for two years to 2020.

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Field Report From Mars: Sol 4365 - May 5, 2016

Posted by Larry Crumpler on 2016/05/13 10:43 CDT

Opportunity arrived at its current location on sol 4345 to begin investigation of an outcrop on the crest of a ridge near the west end of Marathon Valley.

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Space Exploration: Leaving the Earth to Understand It

Posted by Jake Rosenthal on 2016/05/13 08:00 CDT | 1 comment

Looking back at Earth from beyond helps to give perspective on our place in the cosmos.

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State of NASA Earth Observation

Posted by Anna Scott on 2016/05/12 08:00 CDT | 4 comments

Anna Scott gets us up to speed on NASA's Earth-observing missions nearly 60 years into the satellite age.

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Mars Exploration Rovers Update: Opportunity Sleuths New Site for Smectites

Posted by A.J.S. Rayl on 2016/05/10 08:01 CDT | 2 comments

Opportunity and the Mars Exploration Rovers (MER) team pressed on through the Martian winter and spent April sleuthing for clay minerals at the mission’s new site on the southern wall of Marathon Valley.

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The what-o-sphere? An explainer

Posted by Anna Scott on 2016/05/05 08:04 CDT | 3 comments

Why do we need to slice up atmospheres into classifications like the troposphere, stratosphere, mesosphere, and thermosphere?

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Dawn Journal: A New Angle on Ceres

Posted by Marc Rayman on 2016/05/04 01:31 CDT | 27 comments

Since April 11, instead of photographing the scenery directly beneath it, Dawn has been aiming its camera to the left and forward as it orbits and Ceres rotates to map more of the dwarf planet.

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The Giant Volcanoes of Mars

Posted by Justin Cowart on 2016/05/04 12:45 CDT | 1 comment

Justin Cowart shares some spectacular images showcasing Mars' volcanoes from Mars Express.

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