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The US Air Force just flew its newest upgrade to the formidable B-1 Lancer Strategic Bomber. This modified B-1B, under the DoD’s BEAST program, is the latest iteration of the aircraft that extends its operational lifetime to “2040 and beyond”. According to official reports upgraded B-1s contain a technology overhaul that significantly increases the lethality of the bomber, and give them the capabilities they need in the next war.
Written by: Chris Cappy & Justin Taylor Edited by: Michael Michaelides
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BEAST, or the B-1 Embracing Agile Scheduling Team program, outside of being a 5/10 acronym at best, is an upgrade program for the fleet of 45 B-1B Lancer supersonic bombers in the Air Force’s inventory. The goal was to provide an upgrade package with an emphasis on not disrupting operational capacity of the small fleet during the actual upgrade process.
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The B-1 Lancer strategic bomber, despite being overshadowed by newer platforms like the B-21, remains a critical asset for the U.S. Air Force due to its unique combination of speed, payload capacity, and range, and is being modernized through the BEAST program to extend its operational life to 2040 and beyond while transitioning toward ISR and anti-ship roles.
- The B-1's 75,000 lb payload capacity and Mach 1.2 speed make it operationally distinct from fighters and other bombers, enabling strategic escalation and rapid strike capability
- The BEAST modernization program strategically upgrades the fleet during normal maintenance cycles to avoid disrupting the small 45-aircraft inventory
- The Air Force is transitioning B-1s from traditional bombing to intelligence, surveillance, and reconnaissance roles as the B-21 stealth bomber enters service
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Placing range parameters on strategic bombers is a mischaracterization of how they're actually used because strategic bombers are such high-priority assets they always have some level of midair refueling support, which effectively extends their range to anywhere on Earth using a network of KC-135 Stratotankers.
“that said placing range parameters on strategic bombers is a bit of a mischaracterizations of how they're actually used because strategic bombers are such high priority assets they always have some level of midair refueling support this effectively extends the range of bombers to anywhere on Earth using a network of KC 135 Strat tankers”
Fighters carrying air-to-ground ordnance are also heavily reliant on tanker support, but their shorter combat ranges often require combat sorties to originate closer to the target location and for fighter units to be forward deployed to international air bases.
“Fighters carrying air to ground ordinance are obviously also heavily riing on tanker support but the shorter combat ranges often require combat sorties originate closer to the Target location and for fighter units to be forward deployed to an international Air Base”
The small fleet of only 45 B-1 aircraft and complexity of the design pose a problem in that taking even a handful of the Lancers off the flight line for repairs leaves a large gap in theater level air strike capabilities.
“the small Fleet of only 45 aircraft and complexity of the design pose a problem and taking even a handful of the Lancers off the flight line for repairs leaves a large gap in theater level air strike capabilities”
Despite being in service, the B-1B did not see action in Desert Storm's famous air campaign and was first utilized in combat in Operation Desert Fox in 1998, an often-forgotten bombing campaign against Iraq targeting suspected WMD manufacturing facilities that lasted only 4 days.
“oddly enough despite being in service it didn't see any action in desert Storm's famous air campaign first being utilized in combat in Operation Desert Fox in 1998 this was an often forgotten bombing campaign against a rock targeting suspected wmd manufacturing facilities and only lasted 4 days”
To reach the equivalent cruise missile capacity of a B-1 sortie, it would take 15 of the latest F-15E fighters, as each can hold a maximum of two cruise missiles at once.
“if cruise missiles aren't on the menu though it still has the capacity of carrying a similar number of Mark 82 and 84 general purpose bombs JMS or GBU 39 small diameter bombs we can see that the deployment of Lancers to an airspace mirrors the escalation in targets being engaged at a given time and n F16 or fa8 can engage a grid square right but but a B1 can engage the entire map”
The BEAST (B-1 Embracing Agile Scheduling Team) program is an upgraded program for the fleet of 45 B-1B Lancer supersonic bombers in the Air Force's inventory that extends the operational lifetime of the aircraft to 2040 and beyond.
“Beast or B1 embracing agile scheduling team program outside of being a 5 out of 10 acronym at best is an upgraded program for the fleet of 45 b1b Lancer Super Sonic bombers in the Air Force's inventory but with all eyes on the new B21 stealth bom bomber and Hypersonic missiles as the next big thing where does the B1 fit into all this”
The goal of the BEAST upgrade was to provide an upgrade package with emphasis on not disrupting operational capacity of the small fleet during the actual upgrade process, as typical overhauls on military vehicles can take months or years and require the platform to be totally out of operation for the entire duration.
“the goal was provide an upgrade package with an emphasis on not not disrupting operational capacity of the small Fleet during the actual upgrade process typical overhauls on military vehicles can take months or years and require that the platform be totally out of operation for the entire duration this isn't necessarily that big of an issue if the vehicle in question is a tank or helicopter but things like submarines and long range bombers need careful consideration when modernization efforts are being made”
The upgraded B-1s contain a technology overhaul that significantly increases the lethality of the bomber and give them the capabilities they need in the next war according to official reports.
“upgraded b1s contain a technology overhaul that significantly increases The lethality of the bomber and give them the capabilities they need in the next War”
In 1976, a defecting Soviet pilot disclosed details about the USSR's new interceptor, the MiG-31, which contained an advanced radar system designed to track targets like cruise missiles and low-level penetration aircraft like the B-1A, making it hard to justify the massive program costs which had risen to 100 million per aircraft.
“a year later a defecting Soviet pilot disclosed details about the ussr's new Interceptor the Mig 31 which contained an advanced radar system designed to track targets like cruise missiles and low-level penetration aircraft like the b1a because it looked like the B1 would have just as much of a chance at surviving Soviet air defenses it became hard to justify the massive program costs which had now risen to 100 million per aircraft”
To date, over 12,000 sorties have been flown by the B-1 platform, and these combat missions have had incredibly high success rates due to the advanced avionics and fire controls found in the aircraft.
“to date over 12,000 sorties have been flown by the B1 platform those combat missions have had incredible High success rates due to the advanced avionics and fire controls found in the aircraft”
One of the major goals of the BEAST program was to streamline the networking process and increase data storage capacity to take a significant portion of the information side of the B-1 and automate it.
“this was one of the major goals of the Beast program which streamlined the networking process and increased its data storage capacity to take a significant portion of the information side of the B1 and automate it”
The DoD plans to have the B-1 fill niche roles while the B-21 stealth bomber takes on the role of primary strategic bomber for the Air Force.
“the do plans to have the B1 fill these more Niche roles while the B21 takes on the role of primary strategic bomber for the Air Force”
Over the past 20 years of the global war on terror, the B1 airframe experienced considerable strain due to the fact that these were primarily low-level gravity bomb-centered missions with significant physical strain on the aircraft beyond what was intended originally, compared to less intense high-altitude passes.
“20 years of the global war on terror put considerable strains on the B1 airframe due to the fact that these were primarily low-level Gravity Bomb centered missions the physical strain on the aircraft was beyond what was intended originally compared to less intense high altitude passes”
A B-1 strategic bomber flew a 15,000 mile non-stop round trip from Dyess Air Force Base in Taylor County, Texas to Iraq and Syria on February 2nd, 2024, dropping over 125 precision-guided munitions during a 30-minute period, with total mission time of likely 24 to 30 hours.
“this B1 strategic bomber took off from Das Air Force Base in Taylor County Texas on February 2nd 2024 they had a special mission that only it could accomplish the mission was to fly 15,000 mi non-stop round trip to Iraq and Syria by refueling midair they would then drop over 125 Precision guided Munitions during a 30-minute period”
The Air Force is looking to use B-1s as non-traditional ISR (intelligence, surveillance, and reconnaissance), which is generally a data-driven method of intelligence gathering rather than hardware-centric, utilizing the B-1's Link-16 jam-resistant data link and beyond-line-of-sight network connections to gather information from other platforms, process it, and transmit it as usable targeting data.
“the Air Force is looking to use b1s as non-traditional intelligence surveillance and reconnaissance this is generally a data-driven method of Intel Gathering rather than Hardware Centric which would use the b1s link 16 Jam resistant data link and Beyond line of sight network connections these offer the ability for the Lancer to be a network Hub of sorts gathering information from it and other platforms processing it and transmitting it as usable targeting data”
It was eventually decided that intercontinental ballistic missiles (ICBMs) were able to better play the role of delivering nuclear payloads than any aircraft could, and the original B-1 program was largely shelved as a result.
“eventually however it was decided that the icbms were able to better play the role of delivering nuclear payloads than any aircraft could and the program was largely shelv”
The B-1 has a long history with the U.S. Air Force going back to the 1950s, when in 1955 the Air Force expressed the need for an aircraft that combined the B-52's nuclear payload capacity with the ability to fly at a speed of at least Mach 2 to avoid Soviet interceptor aircraft and penetrate the heavily defended airspace along the border of the USSR.
“the B1 has a long history with with the US Air Force going back to the 1950s in 1955 the Air Force expressed the need for an aircraft that combined the B-52's nuclear payload capacity with the ability to fly at a speed of at least Mach 2 to avoid Soviet Interceptor aircraft and penetrate the heavily defended airspace along the border of the USSR”
Nixon reestablished the B-1 program in 1969 under the name B-1A, at which time the focus would be on delivering payloads other than strictly nuclear, so they could be used in a non-nuclear conventional fight.
“it wouldn't be until Nixon reestablished the program in 1969 under the name b1a by this time the focus would be on delivering payloads other than strictly nuclear so they could be used in a nonnuclear conventional fight”
Congress called the B-1A program 'an outlandishly expensive dinosaur' and President Carter specifically placed cancelling the program as one of the Democratic Party's priorities, leading to the program's cancellation in 1977.
“Congress at the time was calling it a quote unquote outlandishly expensive dinosur and President Carter specifically placed cancelling the program as one of the party's priorities by 1977 the B1 was once again cancelled”
Prior to the bombing runs, U.S. troops were under almost daily fire from drone and rocket attacks, reaching 170 strikes against them during a period of 4 months, and after a series of targeted air strikes the attacks against U.S. bases have since stopped.
“prior to the bombing runs US troops were under almost daily fire from drone and Rocket attacks reaching 170 strikes against them during a period of 4 months the bombers were able to show that the United States had no need to increase their actual footprint in the Middle East in order to strike back after a series of targeted air strikes the attacks against us bases have since stopped”
The B-1's nuclear capability was completely removed under the New START treaty with Russia starting in 1995, with Russian inspectors inspecting the aircraft every year to ensure compliance until 2023.
“its nuclear capability was completely removed under the new start treaty with Russia who inspected the aircraft every year to ensure compliance until 2023”
The B-1 Lancer is the last of the variable sweep wing (swing wing) designs in the U.S. arsenal, which allows the wings to extend laterally for efficient low-speed flight with a wingspan of 137 feet and collapse toward the fuselage for better fuel economy at higher speeds and altitudes, extending operational range.
“the Lancer is the last of the variable sweep Wing designs in the US Arsenal also known as a swing wing it allows for the wings to extend laterally for efficient low-speed flight and has a wingspan of 137 ft and collapse towards the fuselage for better fuel economy at higher speeds and altitudes extending operational range”
The mechanical complexity of the variable sweep wing, weighing and length of 146 feet made the original B-1A design unstable and overly flexible in low-altitude flight, so a structural mode control system (SMCS) which automatically controls a series of vanes and lower rudders was installed to smooth out the flight.
“the mechanical complexity of the sweep weighing in its length of 146 ft made the original design unstable and overly flexible in low altitude flight so a structural mode control system which automatically controls a series of veins and lower Rudders was installed to smooth smooth out the flight”
The B-1's radar cross-section (RCS) is approximately 75 cubic meters compared to the B-2's 100 cubic meters, which is still tiny when compared to the F-15E's 25 square meters and F-16's 5 square meters.
“the slightly smaller radar cross-section gives the other onboard countermeasures some breathing room and deflecting returns such as the alq 161 radar warning receiver all of these combined gives the B1 an impressively small radar cross-section of just about 75 M compared to the B2 100 cubic met return this is still tiny when compared to the fe's 25 M and f-16's 5 m return”
CONUS-to-CONUS (Continental U.S. to Continental U.S.) operations start and end at the Continental United States and can involve up to four midair refuelings over sometimes 30-plus hour missions, allowing bombers to remain stationed at their home bases even in the continental United States rather than forward deployed to areas with less logistical support.
“these are known as conus tocus operations because they start and end at the continental United States and can involve up to four midair refueling over the sometimes 30 plus hour missions Fighters carrying air to ground ordinance are obviously also heavily riing on tanker support but the shorter combat ranges often require combat sorties originate closer to the Target location and for fighter units to be forward deployed to an international Air Base this has the major benefit of allowing the bombers to remain stationed at their home bases even in the continental United States rather than forward deployed to areas with less logistical support”
Each B-1 is equipped with eight flare dispensers, each holding 12 MGU-23 ABs—some of the largest flares in the world, each weighing almost 32 pounds—as a passive countermeasure against infrared-guided missiles.
“if passive counter measures don't work each B1 is equipped with eight flare dispensers each holding 12 mgu 23 ABS these are some of the largest flares in the world World each weighing almost 32 lb”
If all else fails, Lancers have the option of carrying the ALQ-50 TOAD decoy system which launches a toad radar decoy to redirect incoming radar-guided missiles to it rather than the aircraft itself, functioning like the countermeasure version of those big airplane signs you see on the beach.
“if all else fails Lancers have the option of carrying the al50 toad decoy system which as the name implies launches a toad radar decoy to redirect incoming radar guided missiles to it rather than the aircraft itself it's basically the countermeasure version of those big airplane signs you see on the beach”
The B-1 strikes reportedly hit 85 Iranian-backed proxy militia targets as payback for an attack on a U.S. base in Jordan that left three American soldiers killed in action.
“the b1s reportedly struck 85 Iranian back proxy militia targets as payback for an attack on a US base in Jordan that left three American soldiers Kia”
Pure air forces in China and Russia have somewhat similar platforms: Russia supports the Tu-160 supersonic bomber and China fields the H-6, which is a licensed copy of the Russian Tu-16 bomber and is by far the oldest of the three countries' designs and will be completely replaced by their H-20 bomber.
“Pure Air Forces in China and Russia have somewhat similar platforms with the Russians supporting the tu60 supersonic bomber and the Chinese Fielding the H6 the H6 is a licensed copy of the Russian tu6 bomber and it's by far the oldest of the three countries and will be completely replaced by their H20 bommer”
Russia's Tu-160 is the newest, fastest, and largest of the strategic bomber designs but has a smaller payload capacity than the B-1B, was only produced sporadically in small numbers, and has been noticeably absent from the war in Ukraine.
“Russia's tu60 is the newest fastest and largest of the design but but has a smaller payload capacity than the b1b they also were only produced sporadically in small numbers and have been noticeably absent from the war in Ukraine”
A handful of prototype B-1A aircraft were produced but none were able to fully meet the set requirements; the required redesign skyrocketed the per-unit price to $70 million by 1975, equivalent to over $413 million in today's dollars.
“a handful of prototype b1a were produced but none were able to fully meet the set requirements the required redesign skyrocketed the per unit price to70 million by 1975 the equivalent to over 413 million in today's dollars”
Typical missile payloads for the B-1 are a mixture of subsonic AGM-86s for conventional ground targets, AGM-158 stealth missiles for high priority targets in contested airspaces, and AGM-158 Bs which have a range of over 620 miles for hard-to-reach targets.
“typical missile payloads will be a mixture of subsonic AGM 86s for conventional ground targets AGM 158 stealth missiles for high priority Targets in contested airspaces and AGM 158 BS which have a range of over 620 Mi”
Though not a dedicated stealth aircraft like the B-2, the B-1 uses a series of serpentine air intake ducts which helps regulate air flow into the engines to control speed and helps deflect radar returns from compressor blades over the engines, and also has a cover with classified radar absorbing material to decrease overall return size.
“though not a dedicated stealth aircraft like the B2 the B1 uses a series of serpentine air intake Ducks which helps regulate the air flow into the engines to throttle speed speed and helps deflect radar returns from compressor blades over the engines it also has a cover with a classified radar absorbing material to decrease overall return size”
A B-1 can engage the entire map, while an F-16 or F/A-18 can engage a single grid square, illustrating the strategic scope difference between fighters and strategic bombers.
“a F16 or fa8 can engage a grid square right but but a B1 can engage the entire map”
The Lancer is one of three strategic bombers currently in use by the United States, the other two being the B-2 and B-52, and these aircraft and their payload capacity play a key role in National Security through their ability to maintain America's long-range quick reaction airpower capable of delivering bombs anywhere on Earth on a minute's notice.
“the Lancer is one of three three strategic bombers currently in use by the United States the other two being the B2 and B52 these aircraft and their payload capacity play a key role in National Security through their ability to maintain America's long range quick reaction airow capable of delivering bombs anywhere on Earth on a minute's notice”
The B-1 is powered by four General Electric F101-102 afterburning turbofan engines, two on each side of the aircraft in parallel configuration, each capable of producing 30,000 pounds of force in full afterburner.
“powering the aircraft is four GE f101 102 after burning turbo fan engines two on each side of the aircraft in a parallel configuration each is capable of producing 30,000 lb of force in full After Burner”
The transition of using fighters for strikes to strategic bombers is a significant escalation in offensive posture for the U.S., as demonstrated when the United States and UK began air strikes against the Houthis in Yemen; the usage of the B-1s beginning in February 2024 was a sign of increased American focus in the region.
“the transition of using Fighters for strikes to strategic bombers is a significant escalation in offensive posture for the us as the United States and UK began air strikes against the houthis in Yemen the usage of the b1s beginning in February 202 4 was a sign of increased American focus in the region”
Lancers utilize the AAQ-33 Sniper Advanced Targeting Pod which uses a combination of infrared scanning, laser designation, and data recording to identify and track targets for the onboard weapon system to lock on to, and can do this even through smoke and clouds at an altitude of 50,000 feet above the ground.
“Lancers utilize the a aa33 sniper Advance targeting pod which uses a combination of ir scanning laser designation and data recorders to identify and track targets for the onboard weapon system to lock on to it can do this even through smoke and clouds at an altitude of 50,000 ft above the ground”
The Reagan-era B1 program called for 100 B1s to be constructed with a series of adjustments to the original B1A design, and after finally making it to production it was given the designation of B1B in 1986, three decades after it was originally drawn up.
“the program called for 100 b1s to be constructed a series of adjustments to the original b1a design were made and after finally making it to production it was given the designation of b1b in 1986 three de decades after it was originally drawn up”