Keywords: lewis research center lewisresearchcenter vacuum tank vacuumtank blackandwhite monochrome black and white This 25 foot diameter vacuum tank is one of Lewis' Ion Propulsion Facilities. Advanced propulsion engines, ion engines, and electron bombardment engines, were tested here in a simulated space environment. Lewis is now known as the John H. Glenn Research Center. Ion engines have been successfully used by NASA to power the Deep Space 1 spacecraft. This 25 foot diameter vacuum tank is one of Lewis' Ion Propulsion Facilities. Advanced propulsion engines, ion engines, and electron bombardment engines, were tested here in a simulated space environment. Lewis is now known as the John H. Glenn Research Center. Ion engines have been successfully used by NASA to power the Deep Space 1 spacecraft. |