This is the X-15: research aircraft https://peertube.dngr.us/videos/watch/4cf83f22-8d74-4603-a62e-645c5c1e7ec2 Footage of the X-15 research aircraft (in flight), designed to investigate the problems of manned flight in a near space environment: altitudes up to 50 miles, speed up mach 6, high speed aerodynamics, aerodynamic heating, structural design, aircraft stability and control in space and re-entry. Date: 11/12/1974 Mirrored from Internet Archive: https://archive.org/details/NIX-LV-1998-00132 Wed, 15 Jul 2026 07:42:43 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us This is the X-15: research aircraft https://peertube.dngr.us/lazy-static/avatars/ec5edb1e-3795-4978-be4f-c67e98fbc992.png https://peertube.dngr.us/videos/watch/4cf83f22-8d74-4603-a62e-645c5c1e7ec2 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.