Cold War Archive | Afterburner - MiGFlug's Magazine https://migflug.com/jetflights/category/cold-war/ for those interested in flying military jets and aviation related topics Fri, 17 Jul 2026 08:40:20 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.2 The daring rocket-boosted F-104 Starfighter ZeLL. https://migflug.com/jetflights/the-f-104-starfighter-zell-rocketing-into-the-future-of-aviation/ Wed, 12 Mar 2025 09:53:29 +0000 https://migflug.com/jetflights/?p=4003 The F-104 Starfighter, known as the “missile with a man in it,” is already one of the most iconic aircraft ever built. With its supersonic speed, razor-thin wings, and futuristic profile, the F-104 seemed like something plucked straight out of science fiction when it first took to the skies. But one of its lesser-known chapters—the […]

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The German Lockheed F-104G ZeLL with it's rocket booster as a static display

The F-104 Starfighter, known as the "missile with a man in it," is already one of the most iconic aircraft ever built. With its supersonic speed, razor-thin wings, and futuristic profile, the F-104 seemed like something plucked straight out of science fiction when it first took to the skies. But one of its lesser-known chapters—the ZeLL program—catapulted the Starfighter's legacy (quite literally) into the realm of audacious engineering. ZeLL, short for Zero-Length Launch, was a bold German modification designed to solve a problem that had the Cold War militaries scratching their heads: how to launch high-performance jet fighters without the luxury of a long runway. In the event of a sudden conflict, conventional airstrips could become targets, potentially rendering them useless. The solution? Equip aircraft with rocket boosters to be launched from compact platforms, turning them into ground-based missiles with wings.

What Made the ZeLL F-104 So Extraordinary?

F-104G Starfighter ZeLL

Imagine this: A sleek silver F-104 perched on a specialized launch platform, its JATO (Jet-Assisted Take-Off) rocket booster roaring to life. With a deafening whoosh, the Starfighter hurtles into the sky in seconds, its afterburner kicking in as it shoots towards supersonic speed. The sheer spectacle of it was part engineering genius, part science fiction fever dream. The modifications to the German F-104 Starfighter for ZeLL included: - Rocket Booster: A powerful solid-fuel rocket booster was strapped beneath the aircraft. This provided the thrust needed to achieve liftoff in seconds. - Reinforced Frame: To withstand the incredible forces of the rocket-assisted launch, the airframe required structural reinforcements. - Custom Launch Platform: A ground-based apparatus held the aircraft securely and angled it for liftoff, ensuring an efficient trajectory. The pilot's role? Hang on tight and let the rocket do the heavy lifting—quite literally.

The Drama and Challenges

While the ZeLL concept was undeniably impressive, it wasn’t without its challenges. While effective, the rocket booster added complexity, weight, and cost. More importantly, once airborne, the aircraft still needed a conventional runway for landing—so the whole "airstrip independence" idea was only half-solved. Additionally, launching a fighter jet via ZeLL was not for the faint of heart. The extreme acceleration during liftoff could make even the bravest pilots break into a cold sweat. Watching archival footage of a ZeLL launch today, you can’t help but marvel at the sheer daring—and slightly hair-raising absurdity—of the endeavor.

A Footnote in Aviation History

The Soviet Project SM-30. It was a "MiG-19 ZeLL"

The Soviet Project SM-30. It was a "MiG-19 ZeLL"

Ultimately, the ZeLL program was more of an experiment than a long-term solution. While it demonstrated the feasibility of zero-length launches, advancements in missile technology and the enduring utility of conventional airbases made it less relevant. The program was shelved, leaving behind incredible footage, a few heavily modified F-104s, and the whispers of "what if?" But the ZeLL F-104 remains a testament to the daring ingenuity of Cold War-era aviation. It’s a story of engineers and pilots who dared to strap a rocket to a jet and launch it from the ground—because why not? In the annals of aviation history, these bold, boundary-pushing ideas make us dream a little bigger. So next time you see the sleek, futuristic lines of an F-104 in MiGFlug's Florida operations, a museum or a photo, remember its ZeLL chapter. It’s a reminder that, sometimes, the only way forward is up—fast, loud, and straight into the unknown. By the way, the Soviets tinkered with their own version of ZeLL,  Project SM-30. However, the idea, with a Mikoyan MiG-19, didn't make it over the initial test phase, exactly for the same reasons NATO lost interest in ZeLL. What do you think? Would you take the ride of a lifetime in a ZeLL Starfighter, or would you leave the rocket-powered escapades to someone else?

See It in Action

Original footage of a Luftwaffe F-104G Starfighter being rocketed off its zero-length launcher:

Related Questions

What was the F-104 Starfighter ZeLL program?

ZeLL, or Zero-Length Launch, was a Cold War concept that fitted the Lockheed F-104 Starfighter with a large rocket booster so it could be launched straight off a ramp, without any runway. The aim was to keep fighters operational even if airfields were bombed.

Why is the F-104 called "a missile with a man in it"?

The F-104 Starfighter earned the nickname "missile with a man in it" because of its extremely thin, stubby wings and rocket-like fuselage built for blistering speed. It prioritised raw performance over manoeuvrability, looking more like a guided missile than a conventional fighter.

How did zero-length launch work?

A zero-length-launch aircraft sat on a short ramp with a booster rocket attached beneath it. The rocket fired to fling the jet into the air in seconds; once airborne and fast enough, the booster was jettisoned and the aircraft flew normally on its own jet engine.

Why did militaries consider runway-free launches?

During the Cold War, conventional airfields were obvious first-strike targets that could be cratered in minutes. Launching Cold War interceptors from ramps promised a way to get fighters airborne even after an enemy attack destroyed the runways.

Did zero-length launch ever enter service?

Although tests with the F-104 and other jets proved the concept worked, zero-length launch never entered regular service. The complexity, cost and risk outweighed the benefits, and air forces instead hardened airfields and dispersed aircraft to protect them.

What was the F-104 Starfighter used for?

The F-104 served many air forces as an interceptor and strike fighter from the late 1950s, prized for its speed and climb. Its safety record in some countries was troubled, but it remains an icon of the jet age, admired among the most distinctive aircraft ever built.

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]]> B-52 with H-Bombs crashes in Greenland due to a cushion https://migflug.com/jetflights/when-a-nuclear-bombers-cozy-cushions-caused-an-inferno-in-greenland/ Thu, 27 Feb 2025 10:57:01 +0000 https://migflug.com/jetflights/?p=3918 The Flight of HOBO 28: A Cozy Catastrophe Imagine, if you will, a B-52G Stratofortress, a titan of the skies, soaring over the frigid expanse of Greenland. It’s 1968, and this isn’t just any flight; HOBO 28 carries four Mark 28 F1 hydrogen bombs, each a potential city-eraser. The mission, a part of the Cold […]

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]]> The Flight of HOBO 28: A Cozy Catastrophe Imagine, if you will, a B-52G Stratofortress, a titan of the skies, soaring over the frigid expanse of Greenland. It's 1968, and this isn't just any flight; HOBO 28 carries four Mark 28 F1 hydrogen bombs, each a potential city-eraser. The mission, a part of the Cold War's "Chrome Dome" operations, was to keep 12 nuclear-armed bombers airborne at all times, 24 hours a day. A constant, chilling reminder of mutually assured destruction. One of those B-52s constantly circled the important radar station near the USAF Thule airbase, Northern Greenland. Its additional task was to act as an airborne monitor and report to the US if the Soviets would take out that extremely important nearby radar station - which would have likely been one of the very first Soviet targets in an attack. That radar was so powerful, it could detect a tennis ball thousands of miles away. It was one of three radars of the Ballistic Missile Early Warning System (BMEWS). Nobody would have noticed an attack on the radar due to its isolation. The solution? A flying monitor with four H-bombs. What could possibly go wrong?

Operation Chrome Dome flights. Hobo 28 flew in an "8" pattern around Thule airbase and the radar station (orange arrow)

The crew of HOBO 28, flying in the mid-afternoon darkness over Northern Greenland on January 21st, 1968, bundled against the biting Arctic cold, were conducting what was meant to be a routine patrol. Already the start wasn't promising - the autopilot didn't work, so the pilot had to keep the aircraft in position for the refueling for half an hour, a very demanding and intense experience. Within the cramped confines of the bomber, a seemingly innocuous act would set off a chain of catastrophic events. Seeking a bit of warmth in the frigid cabin, a crew member made the ill-advised decision to place one of the seat cushions near a heating vent, where the hot air came in from the engine compressors. Little did they know, this simple action would soon transform their mission into a desperate struggle for survival.  
four AN/FPS-50 EARLY WARNING radar antennas located at the BALLISTIC MISSILE EARLY WARNING SYSTEM site.

The four AN/EPS-50 early warning radar antennas at the Ballistic Missile Early Warning System site. At the far right, an antenna dome.

"Ass cushion" with a core of so-called solid gasoline

On the upper deck, the crew smelled something like burned rubber and tried to figure out where it came from. What happened? Those cushions, nicknamed "ass cushions", had a polyurethane core. This material is described by firemen as "solid gasoline" because it is highly inflammable. As the heaters worked their magic, one cushion in the lower deck began to smolder, then ignite. By the time they had figured out what happened, they had to deal with a solid fire. Two fire extinguishers were emptied, but due to the highly inflammable filling of the cushions, without success. In the upper deck meanwhile, Smoke, thick and acrid, quickly filled the air, obscuring the instrument panels and choking the air. Now battling fire and disorientation, the crew donned their oxygen masks. Mayday! The Captain, John Haug, decided to try an emergency landing at Thule airbase, but couldn't do much due to the thick smoke. Then they lost power. As he couldn't see the light of the airbase outside, he figured out that they must be above the base. The situation rapidly deteriorated, and John Haug was forced to make a grim decision: abandon ship.

One by one, the crew members ejected into the unforgiving Arctic air. Six of the seven parachuted to safety. Tragically, one crew member, co-pilot Leonard Svitenko, who took a rest and had given up his ejection seat, was killed. He tried to bail out through one of the lower hatches head first, but the air stream slammed him right back into the aircraft. The B-52, now a ghost ship, continued its flight, a fiery tomb hurtling towards the icy embrace of Wolstenholme Fjord.

Thule Radar (Site J), Thule Air Base (Pituffik), and the approximate crash site of Hobo 28, 12.1km/7.5mi West of Thule Air Base, onto the floating ice in North Star Bay.

"Major, I wouldn't go within 3000ft of that son of a bitch."

The Hobo 28 Crash site. Blackened ice, the point of impact is at the top.

The Hobo 28 Crash site. Blackened ice, the point of impact is at the top.

The impact was devastating. The conventional explosives within the bombs detonated, rupturing the nuclear warheads and scattering radioactive debris across the frozen landscape. The bombs were not armed, otherwise the nuclear explosion could have easily led to WWIII, as the US might have interpreted it as a Soviet attack on their crucial artic base. But that is pure speculation. Following the ejection, some of the crew members had made it to Thule airbase and let their commander in Omaha know that they had a so-called "broken arrow" incident - which stands for an accident involving nuclear weapons. Captain Criss, who was the first to leave the plane, floated on an ice floe for 21 hours before he was found. He was severely hypothermic and only survived because he had wrapped himself in his parachute. The following conversation took place between the base commander and the B-52s co-pilot, D'Amario: "Were you carrying nuclear bombs?" "Major, as you know, I can neither confirm nor deny the presence of nuclear weapons aboard an airplane." "I know that. But I really have to know." "I know that, but I'm not allowed to tell you." "Let me put it another way. I'm sending out rescue parties, I need to know how close they can safely approach the crash site!" "Major, I wouldn't go within 3000ft of that son of a bitch." "That tells me all that I need to know."

Denmark, the sovereign power over Greenland, was a self-proclaimed nuclear-free zone and was quick to announce to their own population that there couldn't be any nukes involved, as there is no such thing in Denmark (and Greenland). But in fact, there was a secret deal between Denmark and the US, letting the US indeed have Nukes over Greenland. After all, Denmark profited from the US Nuclear umbrella. Only in 1995 was that revealed. The revelation that the U.S. had been flying nuclear-armed bombers over their territory, in direct violation of their nuclear-free policy, sparked a political scandal - "Thulegate".

"Operation Crested Ice" was launched, a herculean effort to clean up the radioactive mess. In the brutal Arctic conditions, with temperatures plummeting to unimaginable lows and gale-force winds whipping across the ice, teams of airmen meticulously searched for every piece of wreckage. They braved the darkness and the cold, their Geiger counters clicking, their mission to recover every contaminated fragment. The local Inuits had to help them by building igloos for protection. Imagine that the world's most powerful and advanced military power relies on Inuits to build igloos for them! They found 3 of the 4 cores, but one crucial piece, the secondary stage of a nuclear weapon, a cylinder of uranium and lithium deuteride, remained elusive, lost somewhere in the depths of the fjord. After they tried everything, it was decided that if they couldn't find that missing cylinder, nobody else could.

Lingering Shadows and Enduring Lessons

Thule Air Base

The Thule incident serves as a stark reminder of the dangers of the Cold War, a time when the world teetered on the brink of nuclear annihilation. It's a tale of human error, technological hubris, and the enduring power of nature. Even today, the incident casts a long shadow. The missing nuclear component, though unlikely to detonate, remains a chilling reminder of the potential consequences of our actions. Thule Air Base, now a vital radar outpost, is a testament to the Arctic's ongoing strategic importance.

Safety first. Always.

We hope we didn't scare you too much. We at MiGFlug always put safety above everything else—as should be the norm in aviation. Hence, we have been incident-free since we started in 2004, for over twenty years now, and we intend to keep it that way. We have very well-maintained aircraft, professional pilots, and, above all, no solid gasoline cushion anywhere near our jets! If you want to learn more about MiGFlug's fighter jet flights, look here.

Related Questions

What was the 1968 Thule B-52 crash?

In January 1968, a US Air Force B-52G Stratofortress carrying four hydrogen bombs caught fire and crashed onto the sea ice near Thule Air Base in Greenland. It was one of the most serious nuclear accidents of the Cold War, scattering radioactive debris across the ice.

What caused the Thule B-52 fire?

The fire reportedly began when the crew stuffed cloth cushions over a heating vent in the cabin to stay warm; the cushions ignited, and the cabin filled with smoke. Unable to control the blaze, the crew abandoned the burning bomber, which then crashed onto the ice.

What was Operation Chrome Dome?

Chrome Dome was a Cold War US strategy of keeping nuclear-armed B-52 bombers airborne around the clock, ready to strike the Soviet Union at a moment's notice. The Thule bomber also watched over a vital early-warning radar station in Greenland.

Were the hydrogen bombs recovered after the Thule crash?

The high-explosive components of the four bombs detonated on impact without a nuclear explosion, scattering radioactive material. A massive cleanup, codenamed Project Crested Ice, recovered debris, but it is widely reported that part of one weapon was never accounted for.

Why was Thule Air Base so important?

Thule, in northern Greenland, hosted a powerful early-warning radar guarding against a surprise Soviet missile attack. It was considered such a likely first target that a bomber orbited overhead to confirm if it were ever destroyed, making the base a Cold War nerve point.

Did the Thule crash change US nuclear policy?

Yes. The 1968 accident, following earlier incidents, prompted the US to end the Chrome Dome airborne-alert program, judging that flying armed nuclear bombers continuously was too risky. It reshaped how the superpowers handled their airborne deterrent, a turning point in aviation history.

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