RICK MASTRACCHIO is an engineer and former astronaut who flew on 3 shuttle missions: STS-106, STS-118 and STS-131. He also served as the flight engineer aboard the International Space Station for Expedition 38/39. He’s done a total of 9 spacewalks and spent more than 227 days in space. Today Mastracchio is the Senior Director of Operations for Commercial Resupply Services at Orbital ATK.
February 9, 2021