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Latest Guest Blog Posts

Three Major Volcanic Eruptions Observed On Io in the Span of Two Weeks

Posted by Jason Perry on 2014/08/12 09:40 CDT | 1 comment

Jason Perry brings us a report on recent ground-based observations that shed new light on the most powerful of Io’s volcanic eruptions.

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Mars 2020 Instruments – A Plan for Sample Return

Posted by Van Kane on 2014/08/08 04:45 CDT | 13 comments

Van Kane gives us a tour of the instruments selected for the Mars 2020 rover.

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Mars Exploration Rovers Update: Opportunity Sets Historic Distance Record and Roves On

Posted by A.J.S. Rayl on 2014/08/08 12:13 CDT

It's official: Opportunity has traveled farther and lived longer than any other vehicle on another planet, driving to a place in history with an out-of-this-world distinction no one even imagined when the robot field geologist left Earth 11 years ago.

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Comet Siding Spring: Risk Assessment

Posted by Karl Battams on 2014/08/07 01:29 CDT | 6 comments

On October 19, 2014, Comet Siding Spring is going to have an extremely close encounter with the planet Mars. The bottom line: it seems most likely that our Martian spacecraft will be absolutely fine.

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Rosetta's Big Day

Posted by Stuart Atkinson on 2014/08/06 05:46 CDT | 4 comments

Stuart Atkinson muses on the difference between the Europe of today and the Europe of a century ago in the context of Rosetta's momentous arrival at comet Churyumov-Gerasimenko.

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Rendezvous with a crazy world

Posted by Daniel Fischer on 2014/08/06 01:27 CDT | 1 comment

Beaming scientists all around, spectacular images on large TV screens, and the best - or at least most exciting - yet to come: such was the extraordinary scene at the European Space Operations Centre in Darmstadt, Germany, today as the European Space Agency's Rosetta spacecraft reached its cometary destination.

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Field Report From Mars: Sol 3737 – July 30, 2014

Posted by Larry Crumpler on 2014/08/04 04:44 CDT | 2 comments

Larry Crumpler updates us on the Opportunity rover, which now holds the distance record for a rover on another planet and is about to climb up its highest crater rim segment yet.

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The Planetary Report: Summer Solstice Edition

Posted by Donna Stevens on 2014/08/04 09:18 CDT

Summer’s edition of The Planetary Report is on its way to your mailbox!

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Dawn Journal: Not-So-Quiet Cruise

Posted by Marc Rayman on 2014/08/01 05:35 CDT | 13 comments

Dawn's Mission Director updates us on the status of the mission, and tells us what Dawn and Star Wars have in common.

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8th Mars Report: Martian habitability

Posted by Valerie Fox on 2014/07/30 01:22 CDT | 9 comments

Valerie Fox reports from the 8th International Conference on Mars on the habitability of the Red Planet.

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