SEC GalleryOffloading of the Orion crew module adapter.Interior of the Space Environments Complex (SEC).Post-construction photo of inside the Space Environments Complex (SEC).Reverberant Acoustical Test Facility (RATF) 68,039-kg (150,000 lb) sliding door installation. Space Environments Complex (SEC) vacuum chamber dome exteriorSpace Environments Complex (SEC) vacuum chamber dome exteriorWorkers laying concrete at the Space Environments Complex (SEC). Tests of the Crew Exploration Vehicle (CEV) will be conducted after...Workers prepare for a concrete pour at the Space Environments Complex (SEC). Tests of the Crew Exploration Vehicle (CEV) will...Wide-angle view into the test chamber of the Space Environments Complex (SEC).Orbital ATK Inc, I 20-meter (65.6-ft) solar sail being deployed in the Space Environments Complex (SEC)The Space Environments Complex has two 15.24- by 15.24-m (50 by 50-ft) entrances and a 18.14-t (20-ton) vacuum compatible polar...Drop tower results and modeling of a 2-cm-diameter PMMA sphere burning in 17% oxygen, 1 atm. pressure, at 2 cm/s...Space Environments Complex (SEC) aerial view.Located at the Armstrong Test Facility, part of NASA’s Glenn Research Center, the Space Environments Complex is home to four...