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The Planetary Society Blog
Archive
Archived posts are listed in reverse chronological order.
Feb. 22, 2011 | 11:32 PST | 19:32 UTC
Discovery's Final Countdown Restarts
by Ken Kremer
The countdown clock has resumed ticking down towards the final blastoff of Space Shuttle Discovery after a three and a half month long hiatus since the launch scrub last November. The STS-133 mission will be Discovery's 39th and... More»
Feb. 18, 2011 | 13:27 PST | 21:27 UTC
The Solar System from the Inside Out - and the Outside In
Space probes grant us perspective, the ability to see our place within the vastness of the solar system. But opportunities to see all of the solar system's planets in one observation are rare. In fact, there's only been one opportunity on one... More»
Feb. 18, 2011 | 12:26 PST | 20:26 UTC
Sounds of Stardust, and a cool morphed Tempel 1 video
Here's two more items from Tuesday's flyby of comet Tempel 1 by the Stardust spacecraft to add to my previous roundup of Tempel 1 data. The first represents data from a dust counting instrument, portrayed as sound: Sounds of a Comet... More»
Feb. 17, 2011 | 15:04 PST | 23:04 UTC
Conjunction season is over, and Opportunity is back to work
The flow of data from Mars has resumed. Mars passed through solar conjunction on February 4, meaning that all of the active spacecraft spent at least a couple of weeks in a period of very low activity. It's not that Mars being in conjunction... More»
Feb. 16, 2011 | 14:20 PST | 22:20 UTC
Some early scientific impressions of Stardust's Tempel 1 flyby
I've spent a day with the Stardust images from Tempel 1, and had a chat with co-investigator Jessica Sunshine, so here are a bunch of images with some preliminary scientific commentary. Jessica was just ecstatic about the success of the flyby. I... More»
Feb. 15, 2011 | 22:21 PST | Feb. 16 06:21 UTC
All Stardust data is now on Earth
A status update from Stardust posted this afternoon contained welcome news:Monday Feb 15, E+22 Hours
All encounter data was downlinked and verified uncorrupted in the SDC (Science Data Center). PI [Principal Investigator, Joe Veverka] and DPI... More»
Feb. 15, 2011 | 14:10 PST | 22:10 UTC
Highlights from today's Stardust Tempel 1 press briefing
It was a very happy science team at this afternoon's press briefing following the Stardust encounter with Tempel 1. I'll just post some brief notes now; they haven't posted the graphics from the briefing online yet so I can't illustrate and comment... More»
Feb. 15, 2011 | 10:05 PST | 18:05 UTC
Quick-and-dirty animation of Stardust Tempel 1 images through closest approach
EDIT FEB 17: There's a final version at full resolution and with 61 frames here.
EDIT 13:35 PST: The first version has been supplanted with a new version containing 9 more frames.
Here's a quick-and-dirty animated GIF of the 30 39 images of... More»
Feb. 15, 2011 | 09:09 PST | 17:09 UTC
High-res images of Tempel 1 from Stardust now arriving
I really didn't expect these images to look so good! I'd prepared myself for blurry images and a lot of squinting to try to match up features in pictures between Deep Impact and Stardust views of Tempel 1, but in fact the resemblance is obvious and... More»
Feb. 15, 2011 | 01:25 PST | 09:25 UTC
First image from Stardust! ...but a delay for the close-approach ones
Here it is, the first second image from Stardust of Tempel 1 during the close-approach phase:Click to enlarge >Stardust's second close-approach image of Tempel 1Stardust took this image of comet Tempel 1 at 04:35 UTC on February 15, from a distance... More»
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