Sally K. Ride astronaut, NASA Johnson Space Center, Texas USA, January 11, 2013. https://www.rawpixel.com/image/6111523/photo-image-public-domain-person-spaceFree Image from public domain license(left -) Egypt and the river Nile, northerly: the mediterranean sea, northerly again: parts of south Greece, Armenia… https://www.rawpixel.com/image/8717948/photo-image-space-planet-public-domainFree Image from public domain licenseChristopher Johnson & Co. : Sheffield, England : carvers and steel. Original public domain image from Yale Center for… https://www.rawpixel.com/image/10092835/image-art-vintage-illustrationsFree Image from public domain licenseAstronauts approach Viking 2 (1991) illustrated photo by NASA/Pat Rawlings. Original public domain image from Wikimedia… https://www.rawpixel.com/image/10184924/image-astronaut-sunset-personFree Image from public domain licenseInflatable module for lunar base (1989) illustrated by NASA, Kitmacher, Ciccora artists. Original public domain image from… https://www.rawpixel.com/image/10184758/image-astronaut-person-moonFree Image from public domain licenseInside NASA's giant thermal vacuum chamber, called Chamber A, at NASA's Johnson Space Center in Houston, the James Webb… https://www.rawpixel.com/image/440160/free-photo-image-factory-workers-telescopeFree Image from public domain licenseS91-52337 (1991) --- (Artist's concept of possible exploration programs.) The first humans on Mars may revisit the landing… https://www.rawpixel.com/image/9976438/photo-image-person-space-vintageFree Image from public domain licenseBioreactor Demonstration System (BDS) comprises an electronics module, a gas supply module, and the incubator module housing… https://www.rawpixel.com/image/441440/free-photo-image-computer-control-systems-electronicsFree Image from public domain licenseInflatable module for lunar base: With a number of studies ongoing for possible lunar expeditions, many concepts for living… https://www.rawpixel.com/image/9976702/image-astronauts-person-moonFree Image from public domain licenseXenon lights help lead space shuttle Endeavour home to NASA's Kennedy Space Center in Florida. Endeavour landed for the… https://www.rawpixel.com/image/441364/free-photo-image-andrew-feustel-cc0-creative-commonsFree Image from public domain licenseThe flight deck of the Shuttle Avionics Integration Laboratory at the Johnson Space Center on Tuesday, July 12, 2011, in… https://www.rawpixel.com/image/440869/free-photo-image-nasa-lab-room-spaceshipFree Image from public domain licenseLong-time NASA Dryden research pilot and former astronaut C. Gordon Fullerton capped an almost 50-year flying career… https://www.rawpixel.com/image/440747/free-photo-image-vehicle-fighter-jets-plane-nasaFree Image from public domain licenseAstronaut uniform display at the Lyndon B. Johnson Space Center in Texas. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/3089203/free-photo-image-america-astronaut-uniform-astronautsFree Image from public domain licenseThe fly-over of Space Shuttle Columbia's STS-93 re-entry is seen above the Johnson Space Center's Rocket Park. Original from… https://www.rawpixel.com/image/441559/free-photo-image-nasa-america-americas-public-domainFree Image from public domain licenseA bank of video screens shows the progress of a simulated space walk as the crew of STS-135 trains in the Neutral Buoyancy… https://www.rawpixel.com/image/440804/free-photo-image-control-room-news-videoFree Image from public domain licenseTwo NASA F/A-18 #845 flying over the horizon. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/439899/free-photo-image-army-military-apolloFree Image from public domain licenseThe X-38 Crew Return Vehicle descends under its steerable parafoil over the California desert in its first free flight at… https://www.rawpixel.com/image/441502/free-photo-image-desert-nasa-march-1998Free Image from public domain licenseNASA astronaut Rex Walheim, STS-135 mission specialist, is submerged in the waters. Original from NASA. Digitally enhanced… https://www.rawpixel.com/image/440814/free-photo-image-astronaut-laboratory-university-nasaFree Image from public domain licenseThe June 5, 2012 transit of Venus. Original from NASA . Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440377/free-photo-image-venus-rocket-june-2012Free Image from public domain licenseVapor trails follow space shuttle Endeavour as it approaches Runway 15 on the Shuttle Landing Facility at NASA's Kennedy… https://www.rawpixel.com/image/441366/free-photo-image-florida-andrew-feustel-cc0Free Image from public domain licenseThe X-38 Crew Return Vehicle descends under its steerable parafoil over the California desert in its first free flight at… https://www.rawpixel.com/image/441500/free-photo-image-march-1998-b-52-californiaFree Image from public domain license