The X-15 is the only conventional aircraft that has ever been flown above the “Karman Line” separating the Earth’s atmosphere ...

The X-15 is a legendary and pivotal part of aviation history. Designed to fly high and fast, it tested the limits of engineering and subjected pilots to conditions that future astronauts would face.

Let’s take a look at a few of the fastest American aircraft ever flown. Operated by both the U.S. Air Force and NASA, the X-15 is the fastest aircraft ever flown. Even today, nearly sixty years ...

NASA's X-59 supersonic jet looks ready for some serious speed in new photos. Lockheed Martin has been building the X-59 for NASA, as part of a project to develop a "quiet" supersonic aircraft that ...

But with NASA's X-59 plane, that could change. The space agency plans for the aircraft's first flight in 2025, an endeavor that seeks to turn the booms to "barely audible" thumps and make ...

Click to share on X (Opens in new window ... Devastating fires here have forced the closure and evacuation of the NASA Jet Propulsion Laboratory as flames came less than one mile away from ...