Caltech’s Lightsail Experiment Brings Interstellar Travel Closer to Reality
Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...
Time4y
Sailing on Sunlight
The LightSail 2 satellite, launched in June, may have proved how to lighten the load. It’s currently flying free using only light as fuel. When photons from sunlight hit its silvery sail ...