With landing gear down, space shuttle Endeavour nears touchdown on Runway 15 at the Shuttle Landing Facility at NASA's… https://www.rawpixel.com/image/441379/free-photo-image-space-shuttle-aircraft-carrierFree Image from public domain licenseSpace shuttle Endeavour lands in darkness on Runway 15 at the Shuttle Landing Facility at NASA's Kennedy Space Center in… https://www.rawpixel.com/image/441365/free-photo-image-nasa-space-shuttle-spaceshipFree Image from public domain licenseNASA astronaut Nicholas Patrick during EVA-3 on Expedition 22. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440843/astronaut-nicholas-patrickFree Image from public domain licenseNASA astronaut Nicholas Patrick during EVA-3 on Expedition 22. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440832/free-photo-image-astronaut-spaceship-spaceFree Image from public domain licenseNASA astronaut Nicholas Patrick during EVA-3 on Expedition 22. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440801/free-photo-image-insulation-window-space-astronautFree Image from public domain license