{
 "icao": "B1",
 "name": "Rockwell B-1B Lancer",
 "manufacturer": "Rockwell International",
 "category": "military",
 "military": true,
 "family": null,
 "url": "https://aircraft.intelsystems.ai/aircraft/B1/",
 "json": "https://aircraft.intelsystems.ai/aircraft/B1.json",
 "drawings": {
  "profile": {
   "view": "profile",
   "url": "https://aircraft.intelsystems.ai/images/rockwell-b-1b-lancer-profile.webp",
   "format": "webp",
   "width": 1200,
   "height": 401,
   "bytes": 34700,
   "sha256": "9c4f02a3c74e9b86983f408893941b480f9c8606afe0c9437a4a7307ff90b581"
  },
  "top": {
   "view": "top",
   "url": "https://aircraft.intelsystems.ai/images/rockwell-b-1b-lancer-top.webp",
   "format": "webp",
   "width": 1063,
   "height": 720,
   "bytes": 53332,
   "sha256": "38afc58c7d27408197b56ae37820b72e88d675be8d69caebaba590e14b485f75"
  }
 },
 "liveries": [],
 "specifications": {
  "wingspan_m": 41.8,
  "length_m": 44.5,
  "mtow_t": 216.4,
  "max_kmh": 1335,
  "range_km": 9400,
  "ceiling_m": 18000,
  "first_flight": 1974,
  "engine": "4× GE F101-GE-102 (afterburning turbofan)",
  "power": "4× 136 kN (w/ afterburner)"
 },
 "specifications_source": "AirwayControl spec register, curated from Wikipedia and manufacturer pages",
 "wikipedia": {
  "title": "Rockwell B-1 Lancer",
  "summary": "The Rockwell B-1 Lancer is a supersonic variable-sweep wing heavy bomber used by the United States Air Force. It has been nicknamed the \"Bone\". As of 2026, it is one of the U.S. Air Force's three strategic bombers, along with the B-2 Spirit and the B-52 Stratofortress. It carries up to a 75,000-pound (34,000 kg) payload.",
  "url": "https://en.wikipedia.org/wiki/Rockwell_B-1_Lancer",
  "license": "CC BY-SA 4.0",
  "license_url": "https://creativecommons.org/licenses/by-sa/4.0/",
  "retrieved": "2026-10-11"
 },
 "license": {
  "drawings": "CC BY 4.0",
  "url": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "Drawing of the Rockwell B-1B Lancer by AirwayControl Aircraft Library (https://aircraft.intelsystems.ai/aircraft/B1/), CC BY 4.0"
 },
 "source": "AirwayControl Aircraft Library",
 "updated": "2026-10-11"
}