New Horizons Approaches the Most Distant Object Ever Visited. ‘We Only Get One Shot.’ For people working on the flyby of Ultima Thule, it all comes down to a plan years in the making that must be executed some four billion miles away. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Ex-NASA scientists hoping to create a generation of SUPER HUMANSHow Climate Change Deniers Rise to the Top in Google SearchesBen Barres, Neuroscientist and Equal-Opportunity Advocate, Dies at 63ALIENS to be contacted in 2018 despite warnings from Stephen HawkingReal life Jurassic Park? Perfectly preserved dinosaur eggs discovered in ChinaOut There: U.F.O.s: Is This All There Is?