source https://www.cnn.com/style/article/x-15-rocket-aircraft/index.html
The fastest manned aircraft ever
Bold, black and blazing fast: The North American X-15 was a plane unlike any other. And although it first flew over 60 years ago, it is still the quickest manned aircraft ever to fly.
source https://www.cnn.com/style/article/x-15-rocket-aircraft/index.html
source https://www.cnn.com/style/article/x-15-rocket-aircraft/index.html