Bell X-1

E17401

X-plane experimental aircraft research aircraft rocket-powered aircraft

The Bell X-1 was a pioneering rocket-powered research aircraft that became the first airplane to break the sound barrier in level flight.

Predicate	Object
instanceOf	X-plane → experimental aircraft → research aircraft → rocket-powered aircraft →
aircraftType	single-seat →
brokeSoundBarrierAltitude	approximately 45,000 ft →
brokeSoundBarrierDate	1947-10-14 →
brokeSoundBarrierMachNumber	1.06 →
countryOfOrigin	United States →
crew	1 →
designation	X-1 →
designInspiredBy	.50 caliber bullet →
engineModel	Reaction Motors XLR11 →
enteredService	1946 →
firstFlight	1946-01-19 →
fullName	Bell X-1 →
fuselageShape	bullet-shaped →
height	approximately 10 ft →
launchMethod	air-launched from B-29 → air-launched from B-50 →
length	approximately 31 ft →
location	Washington, D.C. →
manufacturer	Bell Aircraft →
maximumSpeed	about Mach 1.45 →
museumDisplay	Smithsonian National Air and Space Museum →
namedAfter	Glennis Yeager →
nickname	Glamorous Glennis →
notableFor	first aircraft to exceed the speed of sound in level flight →
numberOfEngines	1 →
operatedBy	NACA → National Advisory Committee for Aeronautics → United States Air Force →
powerplantType	rocket engine →
primaryUser	NACA → United States Air Force →
program	U.S. X-plane program →
retired	1951 →
serviceCeiling	over 70,000 ft →
status	retired →
successor	Bell X-1A → Bell X-1B → Bell X-1C → Bell X-1D →
tailConfiguration	conventional tail →
testPilot	Chuck Yeager →
usedFor	high-speed flight research → supersonic flight research → transonic aerodynamics research →
wingConfiguration	low-wing monoplane →
wingspan	approximately 28 ft →

Subject (surface form when different)	Predicate
Glennis Dickhouse Yeager ("Bell X-1 program") → Walter Dornberger ("Bell X-1 program") →	associatedWith
Chuck Yeager →	aircraftFlown
Glamorous Glennis →	appliedToAircraft
Yeager: An Autobiography →	associatedAircraft
Bell X-1 ("X-1") →	designation
SpaceShipOne ("Bell X-1 Glamorous Glennis") →	displayedWith
Bell X-1 →	fullName
National Air and Space Museum ("Bell X-1 Glamorous Glennis") →	hasExhibit
Glamorous Glennis →	mostFamousAssociation
X-Plane experimental aircraft programs →	notableAircraft
Chuck Yeager ("Bell X-1 Glamorous Glennis") →	pilotOf
Bell X-1 ("Bell X-1A") →	successor
Reaction Motors XLR11 →	usedInVehicle