George P. Smith/The Montgomery Sentinel
Astronaut and teacher Richard Robert Arnold, III. Ricky Arnold served as flight engineer on the International Space Station for 197 days (almost 6 months) returning to Earth in October of 2018. He has lived and worked not only on the ISS but also in the world's only undersea laboratory and on the Space Shuttle Discovery. He has conducted 5 spacewalks and has totaled 209 days in space. Before joining NASA in 2006, Astronaut Arnold taught science and mathematics around the world, working in the Middle East, Southeast Asia, and Eastern Europe. A proud Maryland native, Astronaut Arnold earned a Bachelor's degree and teacher's certification at Frostburg State University and a Master's degree in Marine, Estuarine, and Environmental Science from the University of Maryland. On the ISS, he co-led the Year of Education on Station, sharing his love of Science, Technology, Engineering, and Math (STEM) and passion for teaching. Astronaut Arnold joined the Project WET Foundation Board of Directors in 2011 because of his belief in the importance of water education in addressing critical challenges.