Planetary cubesat Lightsail2 will launch on Spacex Falcon Heavy
The Planetary Society LightSail is a CubeSat. These tiny spacecraft often hitch rides to orbit aboard rockets carrying bigger payloads. CubeSats have standard unit sizes of 10 centimeters per side. They can be stacked together—LightSail is a three-unit CubeSat about the size of a loaf of bread. Once in space, LightSail’s solar arrays swing open, …