The Planetary Society’s LightSail 2 spacecraft has unfolded its silvery sails, which will be propelled by the force of sunlight to demonstrate solar sailing
Source:
https://www.newscientist.com/article/2211001-lightsail-2-unfurls-solar-sail-and-begins-travelling-through-space/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home