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Update: Getting Started

Louis D. Friedman • December 02, 2005

The Planetary Society solar sail team is working to try again to fly the world’s first solar sail spacecraft.

The Planetary Society and the Search for Extrasolar Planets

Amir Alexander • October 27, 2005

Almost since it was founded in 1980, The Planetary Society has been there for the search for other worlds.

The End of Cosmos 1, the Beginning of the Next Chapter

Louis D. Friedman • September 30, 2005

Cosmos 1 was—and is—a great effort, and one we are proud The Planetary Society tried to do. Our independent grassroots organization built and launched a spacecraft whose technology promises to one day open up interstellar travel.

Updates from Past Recipients of the Shoemaker NEO Grants

Bruce Betts • August 17, 2005

Update as of July 28, 2005 Following last year's Potentially Hazardous Asteroid and a few other non-main-belt discoveries, I looked into what improvements I could make to more efficiently image the sky. The major advance involved the design of a 3-lens corrector comprising 2 stock lenses and a custom lens I made myself.

Volna Failure Review Board Reports on Loss of Cosmos 1

Louis D. Friedman • July 20, 2005

The Volna Failure Review Board convened by the Makeev Rocket Design Bureau, manufacturers of the Volna launch vehicle, has made its final report to the Russian space agency, Roskosmos, concerning the attempted June 21 launch of our Cosmos 1 spacecraft.

Analyzing Signals in Real Time

Amir Alexander • July 07, 2005

Candidate signals sent in by users around the world will be quickly analyzed and compared to existing signals.

The Planetary Society Asks "Where is Cosmos 1?" Received Signals May Have Come from Solar Sail Spacecraft in Orbit

Susan Lendroth • July 01, 2005

The Planetary Society continues to investigate the mystery of what happened to its Cosmos 1 spacecraft - a joint project with Cosmos Studios - that launched last week on a Russian Volna rocket.

The Story of Cosmos 1 is Not Over: A Personal Report

Louis D. Friedman • June 25, 2005

The word failure is sticking in my craw. Certainly, we failed to achieve the objective of Cosmos 1: we did not achieve solar-sail flight. But I don’t think, with all we have done, that I can call Cosmos 1 a failure.

Piecing the Data Together

Louis D. Friedman • June 23, 2005

We’ve had a very exciting day here in Moscow. Bud Schurmeier and I met with Konstantin Pichkhadze, head of the Lavochkin Association, which built our spacecraft, Cosmos 1.

Final Words Before Launch

Louis D. Friedman • June 21, 2005

Speaking by phone to a roomful of journalists in Pasadena less than 2 hours before the expected launch, project director Louis Friedman reiterated his confidence in the entire Cosmos 1 team.

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