A lightsail is a sort of spacecraft propulsion that makes use of the strain of daylight to propel itself by way of house. It’s a giant, reflective sail that’s connected to a spacecraft. When daylight hits the sail, it exerts a pressure on the sail, which propels the spacecraft ahead. Lightsails are a really environment friendly type of propulsion, as they don’t require any gas. They’re additionally comparatively cheap to construct and function.
Lightsails have quite a few potential purposes, together with: