Mars rover Opportunity has gone dark. R.I.P. Posted on 2019/02/17 by Carl Robitaille After 15 years of exploring the Red Planet, NASA's Mars rover Opportunity has gone dark. R.I.P. 😢 pic.twitter.com/AYyVPwv2Mz— AsapSCIENCE (@AsapSCIENCE) February 15, 2019