https://peertube.dngr.us/videos/watch/9ce313b2-949d-4377-8a07-22b76e1a37c6 This 46-second video taken in 1965 shows an XB-70A landing at Edwards Air Force Base in California. The XB-70 was the world's largest experimental aircraft. Capable of flight at speeds of three times the speed of sound (2,000 miles per hour) at altitudes of 70,000 feet, the XB-70 was used to collect in-flight information for use in the design of future supersonic aircraft, military and civilian. To learn more about the XB-70A Valkyrie visit: https://www.nasa.gov/centers/armstrong/news/FactSheets/FS-084-DFRC.html Mirrored from YouTube: https://youtu.be/LdSwKqY-WA4 Original channel: NASA Armstrong Flight Research Center Wed, 15 Jul 2026 09:33:23 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us https://peertube.dngr.us/lazy-static/avatars/ec5edb1e-3795-4978-be4f-c67e98fbc992.png https://peertube.dngr.us/videos/watch/9ce313b2-949d-4377-8a07-22b76e1a37c6 All rights reserved, unless otherwise specified in the terms specified at https://peertube.dngr.us/about and potential licenses granted by each content's rightholder.