Over the Rhine valley on a November night in 1944, three airmen aboard a Bristol Beaufighter were scanning the darkness for German planes when something else found them first. Eight to ten glowing orange fireballs closed in on the aircraft — no other planes in sight, nothing on radar. The lights seemed to switch off, then reignite further away, before vanishing entirely.
It wasn’t a one-time encounter. And no one, then or since, has been able to explain what those lights actually were.
A November night over Strasbourg
The three airmen at the center of that first encounter were Lt. Ed Schlueter, Lt. Fred Ringwald, and Lt. Donald J. Meiers, flying a routine mission for the 415th Night Fighter Squadron. Ringwald spotted the lights first. Schlueter brushed them off as stars — until the fireballs accelerated toward the aircraft. He radioed ground radar. Nothing came back. The lights blinked out, reappeared further away, then disappeared.
When the crew landed, they said nothing. They didn’t want a skeptical flight surgeon grounding them for combat fatigue — the kind of thing you kept to yourself, at least at first.
Within days, other crews in the 415th had their own encounters. Lt. Henry Giblin and Lt. Walter Cleary spotted a massive red light hovering above them one evening. Whatever had found Schlueter’s plane that November night wasn’t done appearing.
How a comic strip gave a mystery its name
The sightings spread fast. Across the 415th, airmen were describing lights in red, white, green, and gold — sometimes shifting color mid-flight. Daytime observations added to the record: P-47 pilots reported golden, phosphorescent spheres drifting west of Neustadt, visible in full daylight.
At some point during a shared meal, someone proposed a name. A fan of Bill Holman’s Smokey Stover comic strip — where the main character called himself a “foo fighter” instead of a firefighter — suggested the term, and it stuck immediately.
What made the reports harder to dismiss was a detail that cut across enemy lines: Axis pilots were seeing the same things. Both Allied and German airmen described identical behavior — lights that followed aircraft, executed controlled turns, and vanished without trace. That overlap ruled out one-sided hallucination, propaganda, or morale-driven storytelling. Both sides were baffled by the same phenomenon.
Every explanation fell apart
Investigators worked through the obvious candidates. Flares can’t turn or dive. Flying bombs never detonated. Exhaust flames wouldn’t have been visible at those distances, and weather balloons move vertically, not laterally. Flak looked nothing like what pilots were describing once the two were compared side by side.
St. Elmo’s fire — the plasma glow that sometimes lit up wing edges during electrical charge buildup — only forms around objects moving through an electric field. It can’t detach and follow a plane. Ball lightning is real but rare, and it doesn’t change direction on cue.
The deeper problem was behavioral. These lights moved with what felt like intent — tracking aircraft, repositioning, holding station. Random atmospheric phenomena don’t do that. Whatever the foo fighters were, they didn’t behave like anything in the known physical playbook.
Bullets that vanished into light
The most striking account in the entire record belongs to Lt. Roman Sobiński, a Polish bomber pilot serving in the British Royal Air Force. Returning from a raid on Germany in 1942, he encountered one of the orbs and did what a combat pilot would do — he fired at it.
The tracer rounds entered the object. And then nothing. No deflection, no impact, no visible damage. “Those tracers would just enter and that was the end of it; they wouldn’t fall away,” Sobiński recalled in a later interview.
After roughly two minutes, the object didn’t retreat or explode. It repositioned — moving at what he described as “terrific speed” to the other wing, settling at roughly 200 yards’ distance, and holding station as if nothing had happened. That account, more than any other, is why these sightings refused to stay in the category of wartime rumor.
From wartime skies to UFO folklore
The story eventually reached the public. The December 1945 issue of American Legion Magazine brought foo fighters out of classified debriefs and into civilian conversation. Some airmen had taken to calling the lights “cosmic Christmas ornaments” — half-joking, but with real unease underneath.
Two years later, private pilot Kenneth Arnold spotted unidentified objects near Mount Rainier. He described their motion to reporters as flying unevenly, like a saucer skipped across water. The phrase was misquoted and shortened, and “flying saucers” entered the language permanently. That same summer, a weather balloon crashed near Roswell, New Mexico, and sensational headlines did the rest.
Foo fighters were never conclusively explained. Sightings occurred across both the European and Pacific theaters, ruling out any regional atmospheric quirk or localized technology. They may have been a rare natural phenomenon, or something classified that has never been disclosed. The honest answer is that no one knows — and trained observers on both sides of a war encountered the same thing and came away equally lost for words.