Bill Nye's LightSail 2 Successfully Deploys Giant Solar Sail in Orbit
Watch as LightSail 2 deploys its boxing ring-sized sail and feast your eyes on beautiful photos of Earth it has snapped while in orbit. The Planetary Society's LightSail 2 is the first spacecraft to be solely propelled by sunlight.
4:52 AM CDT July 25, 2019
8:28 AM CDT July 25, 2019