New Horizons principal investigator Alan Stern of the Southwest Research Institute (SwRI), Boulder, CO, left gives a high five to New Horizons Mission Operations Manager Alice Bowman of the Johns Hopkins University Applied Physics Laboratory after the team received signals from the spacecraft that it is healthy and collected data during the flyby of Ultima Thule, Tuesday, Jan. 1, 2019 at the Mission Operations Center of the Johns Hopkins University Applied Physics Laboratory (APL) in Laurel, Maryland. Photo Credit: (NASA/Bill Ingalls)