NASA’s Flying Saucer Test...
If you saw a UFO in Hawaii yesterday, consider it... ...orking on a flying saucer, called the Low-Density Supersonic Decelerator (LDSD), designed for landing large payloads on Ma... ...ogies were also tested, with mixed results. The Supersonic Inflatable Aerodynamic Decelerator...
https://www.neatorama.com/2014/06/29/NASAs-Flying-Saucer-Test/
