Planetary Society to Launch Three Separate Solar Sails

LightSail-1 Artists rendition of LightSail-1 by Rick Sternbach. Credit: Planetary Society

On the 75th anniversary of astronomer Carl Sagan's birth, the Planetary Society announced their plans to sail a spacecraft on sunlight alone by the end of 2010. Called LightSail, the project will launch three separate spacecraft over the course of several years, beginning with LightSail-1, which will demonstrate that sunlight alone can propel a spacecraft in Earth orbit. LightSails 2 and 3, will travel farther into space.

Sagan, co-founder of the Planetary Society was a long-time advocate of solar sailing.
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