Moon Dirt Mystery Piled Up Over Billions of Years
Updated: 2010-05-31 16:31:34
Cosmic material that has settled on the moon over billions of years could shed light on where a peculiar type of nitrogen in our solar system came from.

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LightSail: Firming Up the Spacecraft Design (from Planetary News)
Atlantis Returns Home After Final Planned Mission (from Planetary News)
On the Planetary Society web site: Planetary Society Joins Forces with Space and Science Organizations to Support NASA 2011 Budget Proposal
Space Shuttle Atlantis Lifts Off (from Planetary News)
New Headquarters for The Planetary Society (from Planetary News)
Clearly carrying heavy shielding to protect astronauts from radiation in space is expensive. If you havent' been reading my space radiation series as I've been posting, then you can look over the last several of my postings about space radiation to see some of the problems. So, some other strategy ...