Park spacecraft next to Proxima Centauri

Solar sails help slow it down before it whizzes past Proxima b.

The aim of the Starshot project is to send a tiny spacecraft propelled by an enormous rectangular photon sail to the Alpha Centauri star system. The four red beams emitted from the corners of the sail depict laser pulses for communication with Earth. Credit: Planetary Habitability Laboratory / University of Puerto Rico at Arecibo