Sailing on Sunlight: Planetary Society’s LightSail

Hey Chasers! We are only a few hours away from a monumental experiment in space craft propulsion. Ever tried sailing on sunlight? The Planetary Society is going to be launching their solar sail space craft LightSail in a matter of hours. LightSail is designed to deploy 32 square meters of 4.2 micron thick sails once in space. The sails literally …