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Latest Guest Blog Posts

Field Report from Mars: Sol 3902 - January 15, 2015

Posted by Larry Crumpler on 2015/01/22 05:10 CST

Larry Crumpler gives an update on the status of Opportunity's traverse toward Marathon Valley.

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Fountains of Water Vapor and Ice

Posted by Deepak Dhingra on 2015/01/22 11:22 CST | 2 comments

Deepak Dhingra shares some of the latest research on Enceladus' geysers presented at the American Geophysical Union (AGU) Fall Meeting in San Francisco last month.

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The Moon, In Depth

Posted by Bill Dunford on 2015/01/20 03:56 CST | 3 comments

Explore a new collection of 3D lunar landscapes.

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Pretty Picture: Comet Lovejoy

Posted by Adam Block on 2015/01/20 08:01 CST | 1 comment

Astrophotgrapher Adam Block shares an image of Comet Lovejoy, which is currently visible with binoculars.

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Year of the 'Dwarves': Ceres and Pluto Get Their Due

Posted by Paul Schenk on 2015/01/15 12:18 CST | 1 comment

This year we achieve the first exploration of these curious but fascinating objects. Paul Schenk explains what we may learn about them.

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Pretty Pictures of the Cosmos: Overlooked

Posted by Adam Block on 2015/01/14 10:09 CST | 1 comment

Astrophotographer Adam Block showcases some stunning images of lesser-known galaxies and nebulae.

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JUICE at Europa

Posted by Van Kane on 2015/01/13 02:03 CST | 7 comments

Europe's JUICE spacecraft will provide us with a detailed regional study of this icy moon of Jupiter.

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Tracking a Ghost Mission 238 Million Km Away

Posted by Daniel Scuka on 2015/01/10 09:14 CST | 2 comments

Daniel Scuka describes the impending demise of the Venus Express spacecraft.

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Mars Exploration Rovers Update: Opportunity Closes in on 11th Anniversary and We Look Back on 2014

Posted by A.J.S. Rayl on 2015/01/07 06:14 CST | 3 comments

With a wonder year of discoveries, historic feats, and bummers in the rear view mirror – and plenty of mettle to continue exploring – Opportunity ended 2014 quietly working in a temporary back-up mode, as her colleagues on Earth ramped up for the mission's marathon adventure to come in 2015.

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Riding With Cassini Through 2014

Posted by Bill Dunford on 2014/12/31 06:13 CST | 1 comment

Video: see some of the sights Cassini saw this year.

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