The Search is on for New Horizons' Next Target

The eyes of the world turned from NASA’s New Horizons spacecraft after its 2015 flyby at Pluto. But on New Year’s Eve next year, the space probe will zoom past another object unlike any astronomers have ever seen before. This world, currently dubbed 2014 MU69, is so dim and far off that we know next to nothing about it — scientists aren’t even certain of its exact size. “No one's ever been to any kind of target like this,” New Horizons principal investigator Alan Stern says of the four