Science December 28, 2018 New Horizons Will Fly Past the Most Distant Object We’ve Ever VisitedAfter whizzing past Pluto in July 2015, NASA’s New Horizons spacecraft is fast approaching Ultima Thule — an odd space rock 6.6 billion kilometers away.Source: New Horizons Will Fly Past the Most Distant Object We’ve Ever VisitedShare this:WhatsAppTweetEmailRelated