S73-27508 (6 June 1973) --- An artist's concept showing astronaut Charles Conrad Jr., Skylab 2 commander, attempting to free… https://www.rawpixel.com/image/9975509/image-background-astronaut-frameFree Image from public domain licenseArtist's concept of Skylab space station cluster in Earth's orbit. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441775/free-photo-image-astronaut-apollo-space-stationFree Image from public domain licenseAstronaut Owen K. Garriott, Skylab 3 science pilot, retrieves an imagery experiment from the Apollo Telescope Mount (ATM)… https://www.rawpixel.com/image/441788/free-photo-image-nasa-space-apolloFree Image from public domain licenseAstronaut Jack Lousma participates in EVA to deploy twin pole solar shield. Original from NASA. Digitally enhanced by… https://www.rawpixel.com/image/441582/free-photo-image-nasa-astronaut-helmetFree Image from public domain licenseSkylab 3, Skylab as the CM moves in for dockingOriginal from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441599/free-photo-image-satellite-apollo-skylabFree Image from public domain licenseAstronaut participates in EVA to deploy twin polar shield. Original from NASA . Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441786/free-photo-image-nasa-pilot-spaceFree Image from public domain license