What is Bell X-1?
{|{{Infobox aircraft begin |name = X-1 |image = File:Bell X-1 46-062 (in flight).jpg |caption = X-1 #46-062, nicknamed ''Glamorous Glennis''. }}{{Infobox aircraft type |type = [[Experimental aircraft|Experimental]] [[rocket plane]] |national origin = United States |manufacturer = [[Bell Aircraft]] |first flight = 19 January 1946 |introduced = |retired = |status = Retired |primary user = [[United States Air Force]] |more users = [[National Advisory Committee for Aeronautics]] |produced = |number built = 4 |unit cost = |variants with their own articles = }} |} The '''Bell X-1''' is a famous [[USA|US]] [[jet aircraft]]. It was the first [[aircraft]] in the [[world]] that reach a [[speed]] of [[Speed of sound|Mach 1]] in [[level]] [[flight]]. It was the October 14th [[1947]]. Its [[pilot]] was [[Chuck Yeager]]. {{Military-stub}} [[Category:Bell aircraft|X-1]] [[Category:United States Army aircraft]] [[Category:United States Air Force aircraft]]