National Security Journal on MSN
The Mach 6.7 X-15 ‘Hypersonic Rocket Plane’ Has a Message for the U.S. Air Force
The X-15 was a rocket-powered research aircraft that pushed human flight to the edge of space and deep into the hypersonic ...
Vintage Aviation News on MSN
From X-15 to The Moon: Edge of Space Short Film
The X-15 is a legendary and pivotal part of aviation history. Designed to fly high and fast, it tested the limits of ...
The X-15 was a key bridge between conventional atmospheric flight and spaceflight. The North American X-15 is one of the most groundbreaking aircraft ever created in the history of aviation and space ...
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