Military Hardware: Tanks, Bombers, Submarines and More NASA’s X-43D Was Designed to Fly at Mach 15 — Engineers Warned the Aircraft Would Have Literally Melted in Flight NASA’s X-43D was designed to fly at speeds approaching Mach 15 — roughly 11,000 miles per hour — using a hydrogen-fueled scramjet to sustain... Jack Buckby5 days ago
Military Hardware: Tanks, Bombers, Submarines and More NASA’s First X-43A Crashed Into the Pacific in 2001 — The Two That Followed Set Hypersonic Records No Aircraft Has Beaten in 22 Years In the early 2000s, NASA was among the first to achieve sustained hypersonic flight. As part of the broader Hyper-X program, NASA developed the... Isaac Seitz5 days ago
Military Hardware: Tanks, Bombers, Submarines and More At 11,400 MPH, NASA’s X-43D Could Have Crossed the Atlantic in 18 Minutes — 20 Years After Cancellation, It Still Has Never Flown NASA’s X-43D was designed to fly at Mach 15 — roughly 11,400 miles per hour, fast enough to cross the Atlantic Ocean in 18... Isaac Seitz5 days ago
Dollars and Sense At 7,346 MPH, the X-43A Crossed Atlantic Distance in 25 Minutes — 22 Years Later, Nobody Has Built Anything Faster The U.S. is spending $3.9 billion in 2026 to develop hypersonic weapons NASA already proved possible 22 years ago. In 2004, NASA’s X-43A hit... Jack Buckby6 days ago
Military Hardware: Tanks, Bombers, Submarines and More NASA’s X-43A Flew at Mach 9.6 and 110,000 Feet: No Air-Breathing Aircraft Has Gone Faster in the 22 Years Since That Flight NASA’s X-43A scramjet aircraft hit Mach 9.64 at 110,000 feet in November 2004—and that record for an air-breathing aircraft still stands more than two... Steve BalestrieriMay 2, 2026
Military Hardware: Tanks, Bombers, Submarines and More Mach 9.6 X-43A ‘Hypersonic Scramjet’ Has a Message for the U.S. Military Key Points and Summary – NASA’s X-43A Hyper-X program was a tiny experimental aircraft built to answer a huge question: could scramjets really work... Harry J. KazianisDecember 11, 2025
Military Hardware: Tanks, Bombers, Submarines and More The Mach 15 X-43D ‘Hypersonic Scramjet’ Has a Message for the U.S. Air Force Key Points and Summary – NASA Planned a Mach 15 X-43D. It Never Flew — and That Matters Now. -NASA’s X-43A proved that an... Harry J. KazianisNovember 19, 2025
Military Hardware: Tanks, Bombers, Submarines and More Almost Mach 10 X-43A ‘Hypersonic Scramjet’ Has a Message For Every Air Force Key Points and Summary – The X-43A Scramjet That Broke Mach 9.6 — And Then We Walked Away -NASA’s X-43A was a black, wedge-shaped... Harry J. KazianisNovember 17, 2025
Military Hardware: Tanks, Bombers, Submarines and More Mach 9.6 X-43A ‘Hypersonic Scramjet’ Has a Message for Any Military on Earth Key Points and Summary – NASA’s X-43A, an unmanned scramjet testbed, set the world record for an air-breathing aircraft by hitting Mach 9.6 in... Caleb LarsonOctober 30, 2025