Richard R. Arnold II

Mission Specialist and Educator Astronaut, NASA

Richard R. "Ricky" Arnold is a Mission Specialist and Educator Astronaut who has explored both under the sea and above the Earth. After completing Astronaut Candidate Training in 2006, he went on to tackle aquanaut training, serving on a 2007 joint NASA-NOAA mission where he lived and worked in and around Aquarius, the world's only undersea laboratory. In 2009, he was a part of the 36th flight of the space shuttle Discovery, traveling to the International Space Station and completing two spacewalks. In March 2018, Ricky embarked on a six-month mission to the International Space Station as part of NASA's Year of Education on Station.

Before joining NASA, Ricky taught science and mathematics around the world, working in the Middle East, Southeast Asia and Eastern Europe. He earned a bachelor's degree and teacher certification at Frostburg State University in Maryland and a master's degree in Marine, Estuarine & Environmental Science from the University of Maryland.

Ricky Arnold joined the Project WET Foundation Board of Directors in 2011.

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