Astronaut Ricky Arnold at University of Maryland

NASA astronaut Ricky Arnold presents a montage from his mission to Alan Peel, program director, and Erin Thompson, program associate, for the Science, Discovery and the Universe Scholars Program following his presentation to students, May 2, 2019 at the University of Maryland in College Park, Md. During Arnold’s 197 days onboard the International Space Station, as part of Expeditions 55 and 56, he ventured outside the space station on three spacewalks in addition to conducting numerous experiments and educational downlink events. Photo Credit: (NASA/Joel Kowsky)