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The Planetary Society Blog
Archive
Archived posts are listed in reverse chronological order.
Jan. 22, 2009 | 10:36 PST | 18:36 UTC
ANSMET blogs: So close to the 500-meteorite mark...
I just checked in to the daily blog of the Antarctic Search for Meteorites (ANSMET) campaign and have posted more than a week's worth of their writings, in which Mother Nature plays games with them, alternately giving and taking away. Still, with... More»
Jan. 21, 2009 | 16:48 PST | Jan. 22 00:48 UTC
What are the rovers up to?
Spirit's been getting some nice views of the spot it spent all of 2008 in, "Home Plate north." Here's a panorama composed of five Navcam frames; you can see over at the right the tracks left behind as Spirit descended from the steep slope,... More»
Jan. 20, 2009 | 16:26 PST | Jan. 21 00:26 UTC
What do we know about Uranus' moons? Part 1
EDIT: Here's Part 2. And here's a link to the transcript of my podcast.
While preparing for an upcoming 365 Days of Astronomy piece I did on the Voyager 2 Uranus encounter (look for that on Friday), I got an urge to dive in to the Voyager image... More»
Jan. 20, 2009 | 09:06 PST | 17:06 UTC
Asteroids awesomeness
When I first posted my asteroids-and-comets-to-scale montage in preparation for Rosetta's encounter with Steins last August, I got lots of email. Several people suggested I add in Mars' moons Phobos and Deimos, likely captured asteroids; a couple... More»
Jan. 19, 2009 | 14:01 PST | 22:01 UTC
Some amateur imaging features
Armchair scientists' use of spacecraft image data -- a subject near and dear to my heart -- has been getting some screen space and air time in the last couple of weeks. The Jet Propulsion Laboratory did a nice feature titled "Socializing on Mars"... More»
Jan. 16, 2009 | 13:57 PST | 21:57 UTC
Mini-SAR: Another Chandrayaan-1 instrument checks in
EDIT March 3, 2009: In the entry below, I hypothesize about why the Chandrayaan-1 images look less crisp to me than the SAR images I'm accustomed to seeing. Neither of my hypotheses was correct! Paul Spudis explains what's going on at his blog at... More»
Jan. 15, 2009 | 13:53 PST | 21:53 UTC
Methane on Mars varies with the seasons
A highly unusual press announcement went out on Monday, stating "NASA will hold a science update at 2 p.m. EST, Thursday, Jan. 15, to discuss analysis of the Martian atmosphere that raises the possibility of life or geologic activity." Talk about... More»
Jan. 14, 2009 | 15:49 PST | 23:49 UTC
Some events for the 5th anniversary of Spirit and Opportunity's landing on Mars
Tonight at the Boston Court Performing Arts Center in Pasadena, Jim Bell and Bill Nye will be celebrating the 5th anniversary of the landing of the rovers; Jim will be showing lots of pretty 3D pictures. The event was sold out quickly to our... More»
Jan. 14, 2009 | 13:53 PST | 21:53 UTC
2008 - the Year in Pictures - Now a wall calendar!
As he's done for the last several years, Planetary Society member Eric Hartwell has designed an absolutely gorgeous 2009 wall calendar using some of the selections from my 2008 Year in Pictures feature, which is now available from Cafe Press. It's... More»
Jan. 14, 2009 | 12:26 PST | 20:26 UTC
Stardust flies by Earth today
In less than two hours, Stardust will approach to within 10,000 kilometers of Earth, getting a gravity assist that will target it for a February 14, 2011 encounter with comet Tempel 1, once the target of the Deep Impact mission. This page from the... More»
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