View Full Version : Planetary Society to Launch Three Separate Solar Sails

2009-Nov-09, 10:10 PM
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 [...]

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