It seems logical that modern fighter jets would be faster than those that flew half a century ago. But the opposite is true. The Vietnam-era F-4 Phantom could reach Mach 2.2, or about 1,500 mph, while ...

Key Points and Summary - NASA’s X-43A wasn’t a paper study—it was a 12-foot, hydrogen-fueled experimental jet that proved an air-breathing engine could fly at nearly ten times the speed of sound. -It ...

Venus Aerospace has made the most efficient rocket engines ever flown. They will go from runway to mach 9 hypersonic speed. The Venus Aerospace Stargazer M4 is designed to reach a top speed of Mach 9, ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. The U.S. Air Force’s F-22 Raptor isn’t just a stealth ...

Summary and Key Points: Before NASA led U.S. space exploration, there was debate over whether the U.S. Air Force or the newly formed NASA should shuttle astronauts to space and in what type of craft. ...

Here’s What You Need to Know: The X-15’s Mach 6.7 flight record has remained unbeaten for over half a century. The date was October 3rd, 1967. U.S. Air Force test pilot William Knight... Here’s What ...