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Latest Guest Blog Posts

Mars Exploration Rovers Update: Opportunity Departs Spirit Mound, Embarks on Toughest Exit Ever

Posted by A.J.S. Rayl on 2016/12/02 07:55 CST

Opportunity worked along Endeavour Crater's western rim through November, taking pictures, hiking slopes, and finishing work in the depths of Cape Tribulation.

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TeamIndus Announces Launch Contract with ISRO

Posted by Sandhya Ramesh on 2016/12/01 04:45 CST | 2 comments

TeamIndus, India’s only entry for the Google Lunar XPRIZE, just announced their launch contract with ISRO. If successful, TeamIndus would be the first private company from India to land a craft on an extraterrestrial body.

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Dawn Journal: Maneuvering for Science

Posted by Marc Rayman on 2016/11/29 10:24 CST | 2 comments

Dawn is completing another elegant spiral around dwarf planet Ceres, maneuvering to its sixth science orbit. Chief Engineer and Mission Manager Marc Rayman brings us his latest update.

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Pretty Pictures of the Cosmos: The Space Between

Posted by Adam Block on 2016/11/25 02:16 CST | 1 comment

Award-winning astrophotographer Adam Block shares some of his beautiful photos showcasing interstellar phenomena.

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Subsurface Water Ice in Utopia Planitia, Mars

Posted by Cassie Stuurman on 2016/11/22 01:28 CST | 2 comments

Martian radar expert Cassie Stuurman explains how the SHARAD instrument aboard NASA's Mars Reconnaissance Orbiter was used to detect buried ice deposits.

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Spektr-RG sees (x-ray) light at the end of the tunnel

Posted by Anatoly Zak on 2016/11/17 07:00 CST

After many years of development, a cutting-edge Russian-German space observatory with little-known contribution from the US is finally approaching the launch pad...or so its scientists say.

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GOES-R: A GOES Primer

Posted by Heather Hunter on 2016/11/14 01:07 CST

The current GOES-East and GOES-West have been faithfully providing continuous imagery and data on Earth and space weather for almost a decade. So, with the launch of the first of the next generation of GOES satellites, GOES-R, what is NOAA trying to accomplish?

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Rosetta in the Rearview: What Have We Learned?

Posted by John Noonan on 2016/11/07 03:26 CST | 1 comment

Just over a month ago the European Space Agency’s Rosetta spacecraft finished its mission by spectacularly diving into the comet 67P/Churyumov-Gerasimenko. How did it observations influence and alter our ideas about the typical formation and lifetime of a comet?

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Mars Exploration Rovers Update: Opportunity Scales Spirit Mound, Takes Shot at Schiaparelli

Posted by A.J.S. Rayl on 2016/11/05 11:45 CDT

Opportunity spent the month of October on Spirit Mound studying the rich yet familiar geology at the first science stop on its 10th extended mission – pausing only to take a shot at freeze-framing part of the descent of Europe’s Schiaparelli lander.

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Capturing Martian Weather in Motion

Posted by Justin Cowart on 2016/11/04 09:41 CDT | 1 comment

Still images of Mars often give a false impression that Mars is a dead planet—but time-lapse imaging from the European Mars Express spacecraft reveals the planet as it really is.

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