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Latest Guest Blog Posts

Herschel observations of Comet Siding Spring initiated by an amateur astronomer

Posted by Peter Mattisson on 2014/10/22 11:26 CDT | 1 comment

The European satellite Herschel acquired images of Comet Siding Spring before its death in 2013 — thanks to an observing proposal from an amateur astronomer!

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Collaboration Between OSIRIS-REx and Hayabusa-2

Posted by Dante Lauretta on 2014/10/20 10:35 CDT | 1 comment

The University of Arizona (UA) hosted representatives of the Hayabusa-2 asteroid sample return mission to explore opportunities for collaboration with the OSIRIS-REx team.

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Field Report from Mars: Sol 3808 — October 10, 2014

Posted by Larry Crumpler on 2014/10/15 10:22 CDT | 1 comment

Opportunity will become a comet flyby mission beginning in mid-October. The comet Siding Spring will zoom past Mars at a distance of about 135,000 km on October 19.

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Comet Siding Spring: Exciting times

Posted by Karl Battams on 2014/10/06 03:11 CDT | 5 comments

We're now less than two weeks away from Comet Siding Spring buzzing ridiculously close to Mars, and the excitement is building - in both good and bad ways...

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A Clearer Impression of Degas Crater

Posted by Bill Dunford on 2014/10/06 09:31 CDT | 2 comments

MESSENGER is revealing the first planet in sharp detail.

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Mars Exploration Rovers Update: Opportunity Gets Extension, Returns Killer Panoramas, and Roves onto Mystery Rocks

Posted by A.J.S. Rayl on 2014/10/04 10:15 CDT | 1 comment

While the winds of Martian spring blew through Meridiani Planum in September, Opportunity reformatted its Flash memory then continued exploring Wdowiak Ridge on the western rim of Endeavour Crater. Even though the Flash-related issues soon returned, the robot field geologist hardly seemed to notice as it sent home two spectacular panoramas, presented the scientists with a rocky Martian mystery, and delivered yet another September to remember for the mission. And that's not all.

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How Richard Nixon Changed NASA

Posted by Jason Callahan on 2014/10/04 10:03 CDT | 7 comments

The end of the Moon race raised the question: what, if anything, was next for NASA? The decisions made by President Nixon in the aftermath of Apollo still impact the space program today.

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Preparing for A-MAVEN Science!

Posted by Karl Battams on 2014/10/03 10:56 CDT | 3 comments

How can we use MAVEN to learn about Comet Siding Spring, passing very close by Mars this month?

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Mars Orbiter Mission activates all science instruments as NASA, ISRO form joint Mars working group

Posted by Srinivas Laxman on 2014/10/01 11:19 CDT | 1 comment

Mars Orbiter Mission (MOM) began its science activities fully on Wednesday with all five science instruments being activated. And on Tuesday, an ISRO-NASA Mars working group was formed which will "seek to identify and implement scientific and technological goals that NASA and ISRO have in common regarding Mars exploration."

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Dawn Journal: 7 Years of Interplanetary Travel

Posted by Marc Rayman on 2014/09/27 07:43 CDT | 6 comments

Marc Rayman gives us an update on the Dawn mission, heading to Ceres, on the 7th anniversary of its launch.

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