10/15/2026
The Chart Room · space

On this day in space! Oct. 14, 1947: Test pilot Chuck Yeager breaks the sound barrier in the Bell X-1, the first X-plane

Filed by Dana Graviton
On this day in space! Oct. 14, 1947: Test pilot Chuck Yeager breaks the sound barrier in the Bell X-1, the first X-plane
On Oct. 14, 1947, Chuck Yeager broke the sound barrier for the first time! Here's why it mattered.
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Dana Graviton
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On this day in space! Oct. 14, 1947: Test pilot Chuck Yeager breaks the sound barrier in the Bell X-1, the first X-plane — The Chart Room