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The Planetary Society Blog
Archive
Archived posts are listed in reverse chronological order.
Aug. 26, 2011 | 05:42 PDT | 12:42 UTC
The Cornell Clock
Today Bill Nye is on a flight to Ithaca, where he'll celebrate the completion of a project that he's been dreaming of for 13 years. The project: making a clock out of a blank 3-meter-diameter circle at the top of the pediment of Rhodes Hall, which... More»
Aug. 26, 2011 | 03:43 PDT | 10:43 UTC
Holey Hyperion!
Yesterday Cassini passed unusually close by Hyperion, the oddly shaped moon that orbits Saturn just beyond Titan. Among the many cool images captured during this flyby were three that I used to make this neato view of Hyperion's crescent. ... More»
Aug. 25, 2011 | 03:21 PDT | 10:21 UTC
Nifty GRAIL animation
A pair of lunar spacecraft is launching in two weeks, and NASA had their preview press briefing this morning. Notable from that briefing was this spiffy video. There is something especially cool about a pair of identical spacecraft being launched... More»
Aug. 24, 2011 | 23:45 PDT | Aug. 25 06:45 UTC
Meeting today: The infelicitously named "SBAG"
NASA funds regular meetings of scientists who work on different parts of the solar system to provide scientific input into NASA's future plans. These "analysis groups" are known by their acronyms, all of which sound kind of horrible. There's MEPAG... More»
Aug. 24, 2011 | 03:13 PDT | 10:13 UTC
Pretty picture: Saturn from very close up
I haven't checked in on Cassini lately. I went to the raw images page and found the frames for this very lovely, very close view of Saturn. It was taken by Cassini two days ago, as it was approaching periapsis. (Periapsis is the closest approach... More»
Aug. 23, 2011 | 07:33 PDT | 14:33 UTC
365 Days of Astronomy seeks podcasters and supporters
365 Days of Astronomy is a daily podcast that is almost entirely user-driven. Each podcast, which can cover astronomical, cosmological, planetological, or educational topics, is written, recorded, and submitted by people like you who are excited... More»
Aug. 22, 2011 | 06:39 PDT | 13:39 UTC
The Making of Martian Clouds in Motion: Part 1, working with Mars Express HRSC data
Last Friday I posted an awesome video of Martian clouds in motion. This week I'll tell you how I made it. The how-to is split up into two parts. The first, today, is how to access Mars Express HRSC image data and process it into the individual... More»
Aug. 22, 2011 | 02:41 PDT | 09:41 UTC
Shoemaker NEO Grant Update: Asteroid discoveries from La Sagra
Here is an update from amateur astronomer Jaime Nomen, who was awarded $7695 through our Shoemaker NEO Grant program to purchase a new camera for the La Sagra Observatory on the Spanish island of Mallorca. He and his partners have put the camera to... More»
Aug. 19, 2011 | 08:36 PDT | 15:36 UTC
Martian clouds in motion
Behold an amazing (if I do say so myself) video of Martian clouds in motion.Martian clouds in motion The images that compose this animation were taken on October 14, 2010, on Mars Express' 8676th orbit, and show an area within Noachis Terra to the... More»
Aug. 19, 2011 | 05:08 PDT | 12:08 UTC
Guest Post: Jason Davis: PAMELA finds some antimatter
A team of international scientists has discovered an antiproton belt around the Earth, using data obtained from PAMELA, a particle identification instrument aboard a Russian Earth observation satellite. The finding confirms prior theories regarding... More»
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