Mike Buckley, senior public information officer at the Johns Hopkins University Applied Physics Laboratory, left, and New Horizons encounter mission manager Mark Holdridge of the Johns Hopkins University Applied Physics Laboratory, right, watch a live feed of the Mission Operations Center (MOC) along with guests and New Horizons team members as they wait to receive confirmation from the spacecraft that it has completed the flyby of Ultima Thule, Tuesday, Jan. 1, 2019 at Johns Hopkins University Applied Physics Laboratory (APL) in Laurel, Maryland. Photo Credit: (NASA/Joel Kowsky)