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How the duck got its neck: Rapid temperature changes from self-shadowing may explain 67P's unusual activity and shape

Posted by Emily Lakdawalla on 2015/09/11 11:04 CDT | 5 comments

When Rosetta approached comet Churyumov-Gerasimenko last summer, both its shape and its activity were surprising. It looked like two comets welded together at a skinny neck. A new paper explains how the neck may be steepening itself.

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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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Swapped Soyuz Set for Friday Return

Posted by Jason Davis on 2015/09/11 04:01 CDT

Gennady Padalka, Andreas Mogensen and Aidyn Aimbetov are set to return to Earth Friday after the station's one-year crew received a fresh Soyuz spacecraft.

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Pretty Pictures: Downlink of the Full New Horizons Data Set Has Begun

Posted by Emily Lakdawalla on 2015/09/10 04:52 CDT | 7 comments

New Horizons has begun the long process of downlinking all the images it acquired during its July Pluto flyby.

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Pretty Picture: A Sweeping View of the Martian South Pole

Posted by Jason Davis on 2015/09/10 11:56 CDT | 1 comment

The European Space Agency's Mars Express spacecraft captured a sweeping view of Mars' south pole, along with a region extending northward to Hellas Basin.

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Dawn Ceres image bonanza: Grab your 3D glasses!

Posted by Emily Lakdawalla on 2015/09/09 08:04 CDT | 4 comments

For months, Dawn has been steadily, methodically sharing dozens of images of brand-new sights of a previously unexplored icy world. For the last couple of days I've been making up for lost time, completely buried in the Dawn Ceres images, and I have some maps and 3D anaglyphs to share with you.

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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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A Kilometer Per Day: LightSail Mission Managers Refine Orbit-Raising Plan

Posted by Jason Davis on 2015/09/04 04:04 CDT | 6 comments

LightSail will spiral away from Earth by about one kilometer per day, according to the latest orbital estimates by Georgia Tech's Space Systems Design Laboratory.

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Chang'e 5 test vehicle maps future sample return site

Posted by Emily Lakdawalla on 2015/09/03 12:13 CDT | 4 comments

This summer the Chinese space agency has been making progress toward its planned 2017 launch of the Chang'e 5 robotic sample return mission, performing low-altitude imaging of the future landing site.

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