1 of 2 NASAâs all-electric experimental aircraft X-57 Maxwell prepares to undergo ground vibration testing at NASAâs Armstrong Flight Research Center in California. A goal of X-57 is to help the Federal Aviation Administration set certification standards for emerging electric aircraft markets. NASA/Lauren Hughes NASA's all-electric X-57 Maxwell aircraft undergoes high voltage ground testing at NASA's Armstrong Flight Research Center in California. The aircraft is running, in part, with software designed here in Fairmont. NASA/Lauren Hughes FAIRMONT â A small Fairmont tech company is creating software for NASA. TMC Technologies of West Virginia has been working with NASA on its first all-electric experimental aircraft X-57 âMaxwellâ or X-plane. TMC and its senior systems engineer, Steve Yokum, have been developing a software used to make sure everything in the plane is running as planned.