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Latest Guest Blog Posts

New Horizons: Late in Cruise, and a Binary Ahoy

Posted by Alan Stern on 2013/08/24 09:16 CDT | 2 comments

New Horizons has just completed a summer of intensive activities and entered hibernation on Aug. 20. The routine parts of the activities included thorough checkouts of all our backup systems (result: they work fine!) and of all our scientific instruments (they work fine too!).

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Small Could be Beautiful - Planetary SmallSats

Posted by Van Kane on 2013/08/23 11:05 CDT | 4 comments

A new breed of small planetary spacecraft may allow for more frequent flights to the planets for highly focused missions.

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Producing global views of Vesta from archival data

Posted by Björn Jónsson on 2013/08/21 12:18 CDT | 3 comments

Björn Jónsson produces beautiful color and 3D global mosaics of Vesta from Dawn's archival data.

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A Map of the Evening Star

Posted by Bill Dunford on 2013/08/20 01:27 CDT | 7 comments

Beautiful maps of a mysterious place.

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Field Report From Mars: Sol 3397 - August 13, 2013

Posted by Larry Crumpler on 2013/08/18 11:06 CDT | 1 comment

Opportunity arrived at the base of the next segment of the Endeavour crater rim and is now investigating the contact.

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Comet ISON lives on! (we think...)

Posted by Karl Battams on 2013/08/13 01:31 CDT | 1 comment

For several weeks now, ground-based observers have been blind to Comet ISON as our local star was sitting directly between us and the comet. I am delighted to share two pieces of good news: first, that ISON is still alive and well, and secondly that it has been recovered.

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A Turn of the Kaleidoscope

Posted by Bill Dunford on 2013/08/12 08:03 CDT | 8 comments

New images from Mars.

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Interplanetary eyes on the lookout for comet ISON

Posted by Daniel Fischer on 2013/08/09 02:15 CDT

Space blogger Daniel Fischer provides a preview of the exciting interplanetary observing campaign that has recently begun to study comet C/2012 S1 (ISON) from vantage points across the solar system.

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Beautiful science by Elektro-L

Posted by Vitaliy Egorov on 2013/08/08 03:54 CDT | 7 comments

Six months ago, I wrote about the Russian weather satellite Elektro-L, which has more than two years of successful experience in the geostationary orbit. Then I promised that I would be here to share the materials that we collected. I think it's time to deliver on the promise.

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Mysterious tides in the Martian atmosphere

Posted by Armin Kleinboehl on 2013/08/07 03:49 CDT | 1 comment

Observations made by the Mars Climate Sounder, an instrument aboard NASA’s Mars Reconnaissance Orbiter, have revealed new information about atmospheric tides on the Red Planet.

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