A Lightsail Powered By Millions of Lasers Could Reach Alpha Centauri in 20 Years

Interstellar exploration might not be lightyears away, at least not in the figurative sense. That’s because international research project Breakthrough Starshot just provided an update on its plans to send a probe to Alpha Centauri, our closest neighboring star system.

Before getting there, it will have to develop and test…

More: interestingengineering.com/laser-powered-lightsail-could-reach-alpha-centauri-in-20-years