[ad_1] Astronaut Alan B. Shepard Jr., attired in his Mercury pressure suit, poses for a photo on May 5, 1961, prior to his launch in a Mercury-Redstone 3 spacecraft from Cape Canaveral on a suborbital mission – the first U.S. manned spaceflight.Image Credit: NASARead More https://www.nasa.gov/image-detail/s63-02082orig/Copy URL to clipboard> DownloadShare [ad_2] Source link
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