ERAST Demonstrator 2 (D-2) in flight. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441457/free-photo-image-army-aircraft-carrierFree Image from public domain licenseAtlantis nears touchdown for the final time on Runway 15 at the Shuttle Landing Facility at NASA's Kennedy Space Center in… https://www.rawpixel.com/image/441441/free-photo-image-july-2011-america-americas-public-domainFree Image from public domain licenseSpace shuttle Discovery sports three replica shuttle main engines (RSMEs) in Orbiter Processing Facility-1 at NASA’s… https://www.rawpixel.com/image/441121/free-photo-image-space-shuttle-discovery-america-americas-public-domainFree Image from public domain licenseAt NASA's Kennedy Space Center in Florida, the Alpha Magnetic Spectrometer, or AMS, arrives on the Shuttle Landing Facility… https://www.rawpixel.com/image/440981/free-photo-image-army-air-force-aircraftFree Image from public domain licenseEngineers W. N. Gardner and C.A. Brown, Jr., check operations as Trailblazer 1b is readied for Flight, June 4, 1959.… https://www.rawpixel.com/image/441584/free-photo-image-army-black-and-white-blast-offFree Image from public domain licenseBaseball fans are on hand for Space Day at the Space Coast Stadium. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2251874/space-day-the-space-coast-stadiumFree Image from public domain license