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The Planetary Society Blog
Archive
Archived posts are listed in reverse chronological order.
Dec. 2, 2008 | 14:56 PST | 22:56 UTC
Tracking spacecraft from Earth
Shortly after Chandrayaan-1 launched I received an email from a skeptical Indian saying "how can we really be sure that the spacecraft is as successful as the government is telling us it is?" I don't believe that the question was from the point of... More»
Nov. 30, 2008 | 09:36 PST | 17:36 UTC
Attention: South American and southern African observers needed for observations of a stellar occultation by Varuna
Varuna is one of the few formally named Kuiper belt objects because it's relatively large -- in fact, for a time, it was the second largest known object in the Kuiper belt, after Pluto. It's always difficult to know exactly how big such a distant... More»
Nov. 30, 2008 | 09:12 PST | 17:12 UTC
Dawn Journal: Aiming away from a bull's eye at Mars
Here's our monthly checkup with the Dawn mission, contributed by Marc Rayman, the mission's Project System Engineer. Thanks Marc! --ESL
by Dr. Marc D. Rayman
Dear Indawnviduals,
The Dawn spacecraft is healthy and on course for its flyby of Mars... More»
Nov. 29, 2008 | 14:02 PST | 22:02 UTC
Bulgaria in Space
In my most recent post on Chandrayaan-1 I mentioned the first results from the RADOM experiment, provided to the Indian mission by the nation of Bulgaria. I also mentioned that "I don't know anything about Bulgaria's previous contributions to... More»
Nov. 29, 2008 | 13:38 PST | 21:38 UTC
Carnival of Space #81
This week's carnival of space is live over at Tiny Mantras. Check it out!
And, while I'm linking to stuff, I'll mention that there is a new "From the Executive Director" commentary from Lou Friedman on the Roadmap for Human Space Exploration.... More»
Nov. 27, 2008 | 13:27 PST | 21:27 UTC
More science data from Chandrayaan-1, and some thermal issues on the spacecraft
The Indian Space Research Organisation just posted a few images containing the first publicly released data from two of the spacecraft's 11 instruments. We've previously seen images from its Terrain Mapping Camera and from the imager aboard its... More»
Nov. 25, 2008 | 06:58 PST | 14:58 UTC
What are those bright things in the sky right now?
Every once in a while I get an email from a reader about something bright in the sky right now. They usually guess it's a planet but aren't sure how to figure out which one. There are lots of sites on the Internet that you can use to figure out... More»
Nov. 25, 2008 | 06:57 PST | 14:57 UTC
Carnival of Space #80
This week (last week, actually), the Carnival of Space can be found over at Starts with a Bang. And I realize that I never linked to the previous week's Carnival over at One Astronomer's Noise.
And, while I'm linking to stuff, this week's... More»
Nov. 24, 2008 | 15:43 PST | 23:43 UTC
Enjoy your 10 minutes of fame by contributing to 365 Days of Astronomy
I haven't mentioned the International Year of Astronomy yet because I spent months procrastinating from putting together pages on it for our website, but I have finally defeated my procrastinatory urges and posted a whole new section to our website... More»
Nov. 21, 2008 | 12:09 PST | 20:09 UTC
Solar conjunction: Holidays for Mars missions, and an Opportunity update
The period of Mars solar conjunction has just begun, which means that a host of scientists and engineers whose day jobs entail interaction with the five active Mars spacecraft are getting a five-week break from the daily grind of operations. ... More»
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