Incredible footage of a Hypersonic sled test....MACH8.6!!! •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••#repost @edwardsairforcebase ・・・ This sled is traveling at 6,599 mph (Mach 8.6) in the video and was several miles away from the camera when it began. So it's covering over a mile roughly every second. #hypersonic #forthewarfighter #whatwasthat #goingintotheweekendlike . . Thanks for the tag @earth | Combat Learjet

Holloman Air Force Base High-Speed Test Track. This was a hypersonic sled test that traveled Mach 8.6, or 6,599 mph which is 1.83 miles per second. 🎥: hollomanafb #hypersonic #test #speed | Military Update