SABRE air-breathing rocket engine. In December 2020, Japanese aerospace company PD AeroSpace signed an agreement with the Air and Space Port that paves the way toward test flights of high-altitude planes above the plains east of Aurora. In October 2022 plans for Port Colorado, an industrial mixed-use development spanning 6,500 acres adjacent to Colorado Air and Space Port, were reported. See also List of airports in Colorado References External links Colorado Air and Space Port (CFO) at Colorado DOT airport directory Airports in Colorado Transportation buildings and structures in Aurora, Colorado Buildings and structures in Adams County, Colorado