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The Planetary Society Weblog
Archive
Archived posts are listed in reverse chronological order.
Mar. 24, 2008 | 15:46 PDT | 22:46 UTC
Spirit, seen from space
The HiRISE instrument on Mars Reconnaissance Orbiter really is a spy camera in space. Check out this sequence of nine images from the HiRISE archives, which Doug Ellison pulled together into an animation covering more than a year of Spirit's... More»
Mar. 24, 2008 | 13:49 PDT | 20:49 UTC
Stars Above, Earth Below and Arthur C. Clarke
I've just posted another of Tyler Nordgren's reports from his travels to America's national parks to see their night skies, this one from Big Bend National Park in west Texas. Big Bend is near and dear to my family's hearts; for me, it was the... More»
Mar. 21, 2008 | 09:17 PDT | 16:17 UTC
Carnival of Space #46
Riding with Robots is hosting the latest space carnival, the week's roundup of what's new on space blogs...
Planetary Radio this week features Alfred McEwen on the polar avalanches witnessed by Mars Reconnaissance Orbiter...
Amir Alexander has... More»
Mar. 20, 2008 | 16:09 PDT | 23:09 UTC
When Titan's Winds Blow, Mountains Move
I'm particularly proud of the melodramatic title I came up with for this news story: "When Titan's Winds Blow, Mountains Move." Most news outlets are reporting the major news from this story as being that Titan has an ocean. It's true that this... More»
Mar. 20, 2008 | 11:34 PDT | 18:34 UTC
The Enceladus flyby, in color
A reader who calls him- (or her-) self "spin zero" has contributed a slew of color versions of the images Cassini took during its Enceladus flyby last week, and I assembled them into a montage of the flyby. As with any color versions of Cassini... More»
Mar. 19, 2008 | 10:28 PDT | 17:28 UTC
Deimos arts and crafts
A couple of weeks ago I posted a neat cut-and-glue model of Mars' moon Phobos; here, for your enjoyment, is a companion map of the other moon, Deimos. I haven't had a chance to finish folding this one yet. Thanks again to Chuck Clark for his... More»
Mar. 19, 2008 | 09:17 PDT | 16:17 UTC
Remembering Sir Arthur C. Clarke, 1917-2008
By now you have probably all heard that renowned novelist and futurist Sir Arthur C. Clarke passed away on March 18 at the age of 90. In his memory we have posted an obituary followed by a 1983 essay by Carl Sagan, "In Praise of Arthur C.... More»
Mar. 18, 2008 | 13:30 PDT | 20:30 UTC
Eurotas Chasmata, Janiculum Dorsa, and Evander Crater
Walk with me down one of the Padua Chasmata and we'll pass through the craters Amastryus, Pagasus, and Tereus along the way. The International Astronomical Union (IAU) has recently given its blessing to a host of new names for features on Saturn's... More»
Mar. 17, 2008 | 09:59 PDT | 16:59 UTC
LPSC, Friday: Mostly Titan
Here is Ted Stryk's last entry on last week's Lunar and Planetary Science Conference. Many, many thanks to Ted for his informative reports! --ESLby Ted Stryk
There were several notable Friday morning sessions. Karl Mitchell discussed the... More»
Mar. 14, 2008 | 14:45 PDT | 21:45 UTC
Cassini flies by Enceladus
This is just for fun: I don't have time to do justice to Cassini's flyby of Enceladus this week, but I just can't keep my hands off those images. Here's an animation of some of the photos Cassini took as it flew by, including a dozen or so from the... More»
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