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The UFO Library: Military encounter

Cheyenne Mountain Potato-Shaped UAP

2022Cheyenne Mountain, Fort Carson vicinity, USAMilitary encounterFebruary 15, 2022Evidence rated contested

Five U.S. Army military intelligence personnel observed an exotic potato-shaped, articulating-panel UAP over Cheyenne Mountain for roughly two minutes before it vanished instantaneously; the sighting stayed classified for four years until its 2026 release.

Background

Cheyenne Mountain, on the southwestern edge of Colorado Springs, is one of the most militarily significant peaks in North America. Its granite interior houses the hardened command bunker built for NORAD during the Cold War, and the surrounding terrain is ringed by Fort Carson, Peterson Space Force Base, and Schriever Space Force Base — together one of the densest concentrations of air-defense and space-surveillance infrastructure in the country. Any anomaly reported in this airspace carries extra institutional weight, because the personnel who work there are trained, cleared, and equipped specifically to distinguish exotic aircraft, foreign drones, and natural phenomena from one another.

Colorado's Front Range has a long, largely coincidental relationship with UFO folklore — from the 1967 Snippy the horse mutilation case near Alamosa to decades of unexplained-lights reports around the San Luis Valley — and Cheyenne Mountain itself has featured in Cold War conspiracy lore for generations, partly because its blast-hardened NORAD bunker is exactly the kind of facility popular imagination assumes would be built to monitor, or even house, something extraordinary. That reputation made it an almost too-perfect backdrop when, on the clear late morning of February 15, 2022, a group of active-duty soldiers reported seeing exactly the kind of anomalous craft the mountain's mythology might predict.

Five soldiers assigned to a military intelligence detachment of the 10th Special Forces Group walked out of an office building near Fort Carson and, without warning, found themselves looking at something none of them could immediately categorize. The case would remain sealed inside classified channels for four years, surfacing only in mid-2026 as part of a sweeping new federal transparency effort — by which time it had already acquired an irreverent nickname that stuck: the "potato UFO."

Events

The lead witness — a West Point graduate, Army Ranger, and Special Forces officer commanding the detachment, holding a top-secret clearance and years of experience identifying military aircraft and surveillance platforms — was among the first to notice the object hanging motionless in the sky over the mountain. Four other soldiers in the group saw it as well, giving investigators five independent, broadly consistent accounts rather than a single uncorroborated report.

Witnesses described an object with a genuinely strange morphology: roughly oval with distinct, non-uniform edges, its surface a creamy, whitish, opalescent color that was faintly translucent and seemed to shimmer rather than reflect light in a fixed way. What most struck the witnesses was its skin. Rather than a smooth fuselage, the object appeared covered in irregular, non-symmetrical, non-overlapping panels — described variously as "fish scales" or articulating plates — that shifted and rippled slowly and continuously across its surface even while the object itself remained perfectly still in the air. No wings, engines, exhaust, or conventional aerodynamic structure were reported. Witnesses recalled a cloudless sky that day, which they later cited as making the sighting even harder to explain away.

The object held its position for approximately two minutes — long enough for multiple witnesses to study it, compare notes in real time, and fix its features in memory — before it disappeared. Accounts describe the vanishing as near-instantaneous, occurring in roughly the time it takes to blink or turn one's head, rather than a normal departure via acceleration or fade into the distance. None of the five soldiers had a camera or phone ready in the moment, so the sighting produced no photographic or video record — only their spoken and later written testimony.

Investigation

The soldiers reported the sighting through military channels, and it was eventually folded into federal UAP case files, ultimately generating a small paper trail rather than sensor data. When the case was released to the public in 2026, it came packaged as a three-document set: an FBI-conducted sketch interview (catalogued as FBI-UAP-D002), a digital rendering built from witness descriptions (FBI-UAP-D003), and a formal Intelligence Community assessment (ICA-UAP-D001).

That IC assessment, produced by analysts working with what is now the All-domain Anomaly Resolution Office (AARO), offered a single conventional hypothesis: backscattering of sunlight off snow-covered terrain near Cheyenne Mountain, reflecting up onto low-lying clouds in a way that could, in principle, produce a bright, shifting, cloud-like shape that would appear to vanish as lighting conditions or cloud position changed. Crucially, the analysts labeled this a low-confidence assessment, explicitly citing major unknowns — the exact snow coverage that day, the witnesses' precise vantage point and sightline, and ambient cloud conditions were not independently reconstructed. The witnesses' own recollection of a clear, cloudless sky sits awkwardly with a theory that depends on low clouds being present to catch the reflected light, a tension none of the released documents resolve. The assessment did, however, explicitly rule out foreign or adversarial technology, finding no indication the object represented a drone, aircraft, or platform belonging to a rival power.

The file remained classified for roughly four years. It finally reached the public on June 12, 2026, as part of PURSUE Release 03 — the third tranche of a much larger declassification effort run through the Presidential Unsealing and Reporting System for UAP Encounters (PURSUE), a website and process stood up after President Trump directed federal agencies in February 2026 to identify and release records on UFOs, UAPs, and related historical investigations. The Department of War (the renamed Department of Defense) has described PURSUE as spanning dozens of agencies and tens of millions of records — many of them existing only on paper — with new tranches promised every few weeks as agencies locate, review, and clear additional material; a fourth batch followed on July 10, 2026, and Defense Secretary Pete Hegseth has framed the effort publicly as a bid for "maximum transparency." The same June release also contained a separate case from October 2023, in which six federal law-enforcement agents reported a bright orange orb spawning smaller red orbs over a ridgeline — that case was assessed with "plausible" confidence as military exercise activity and flares, illustrating the mixed bag of explanations PURSUE has produced batch to batch.

AARO itself, the office whose analysts produced the Cheyenne Mountain assessment, was established in 2022 — the same year as the sighting — as the Pentagon's designated clearinghouse for UAP reports, absorbing the smaller Airborne Object Identification and Management Synchronization Group that had briefly followed the UAP Task Force. Its standard practice, visible throughout the PURSUE releases, is to publish a confidence-graded assessment alongside the raw witness material rather than a final up-or-down verdict — a structure that leaves cases like this one technically "assessed" but not formally closed.

The case for and against

The case for taking the Cheyenne Mountain sighting seriously rests almost entirely on witness quality. Five trained military intelligence professionals, led by an officer with Ranger and Special Forces credentials and a top-secret clearance, observed the same object simultaneously for a sustained two minutes — this is not a fleeting glimpse from a single untrained civilian. Their vocations required them to know what conventional aircraft, balloons, and drones look like in that exact airspace, and their government's own analysts, after review, explicitly excluded foreign technology as an explanation. The witnesses' insistence on clear skies also undercuts the one natural hypothesis the government floated.

Against that, the case is thin on hard evidence. There is no photograph, no video, no radar return, and no physical trace — only testimony, an interview-derived sketch, and an artist's rendering produced years after the fact, all forms of evidence vulnerable to the normal distortions of memory and reconstruction. A four-year gap separates the sighting from its public sketch and rendering, ample time for a striking but ordinary event to be reshaped by retelling into something more exotic, a well-documented effect in eyewitness psychology quite apart from any question of the witnesses' honesty. Atmospheric optical effects — sundogs, iridescent or "fire rainbow" clouds, lenticular formations, or light scattering off high-altitude ice crystals — are well documented for producing exactly the kind of shimmering, non-solid, rapidly-appearing-and-disappearing shapes described here, even if the specific backscattering mechanism AARO proposed doesn't perfectly fit the witnesses' account of the weather. Colorado's Front Range, with its steep orographic lifting and rapidly changing mountain-wave cloud formations, is a documented hotspot for exactly these kinds of iridescent and lenticular displays, which lends some independent plausibility to an atmospheric explanation even if AARO's specific version of it is shaky.

Skeptic Mick West, reviewing the PURSUE releases as a whole, was blunt about the broader pattern: of the 46 videos released across the program's batches by mid-2026, he noted, none showed anything genuinely extraordinary, adding pointedly that "maybe it's time to consider that this might be the best they have." The Cheyenne Mountain case, being unaccompanied by any video at all, sits even further from dispositive evidence than the cases West was referencing, and lacks the kind of instrument data — infrared tracking, radar returns, pilot cockpit displays — that has made cases like the "Tic Tac" incident or the "Gimbal" video comparatively harder to dismiss.

Cultural impact

The case's most durable legacy so far may simply be its nickname. "Potato UFO" spread quickly through UAP-focused outlets and general-interest coverage alike — outlets from Fortune to Interesting Engineering leaned into the incongruity of a hardened Special Forces witness describing a hovering, shimmering, panel-covered "potato" over one of the most secure patches of airspace in the United States. That tension — elite military credibility paired with an almost comic physical description — became something of a shorthand for the PURSUE program's early output more broadly: dramatic-sounding case files that, on close reading, tend to resolve into modest, ambiguous, evidence-poor accounts rather than smoking-gun proof of non-human technology.

More substantively, the case became a data point in the ongoing argument about what large-scale government UAP transparency actually delivers. Commentators at The Debrief used it, alongside the rest of Release 03, to ask what had actually been learned after three tranches of files: credible witnesses, largely unremarkable technical explanations, and a near-total absence of corroborating sensor or photographic data. In that sense Cheyenne Mountain functions less as evidence of anything otherworldly and more as a case study in the gap between institutional transparency and evidentiary rigor — a gap that has shaped public reaction to PURSUE releases generally, tempering the initial excitement that greeted President Trump's February 2026 declassification order.

Current status

The Cheyenne Mountain sighting remains formally unresolved. AARO's own file carries only a low-confidence natural explanation, not a determination, and the witnesses' description of clear skies has never been reconciled with that explanation in any released document. No further sensor data, additional witnesses, or corroborating imagery has surfaced since the June 2026 release, and the Department of War has not indicated any plan to reopen the file for further investigation. It sits within PURSUE's growing public archive as one of dozens of individually modest but collectively significant cases — official, catalogued, partially explained, and, for now, closed.

Witnesses

Five U.S. Army military intelligence personnel assigned to a detachment of the 10th Special Forces Group. The lead witness — a West Point graduate, Army Ranger, and Special Forces officer commanding the detachment — held a top-secret clearance and extensive experience identifying military aircraft and surveillance platforms. All five witnesses observed the object simultaneously for approximately two minutes while exiting an office building near Fort Carson; none had a camera or phone ready to record it.

Evidence

No photographic or video evidence exists. The official record consists of three documents released under PURSUE Release 03 (June 12, 2026): an FBI-conducted witness sketch interview (FBI-UAP-D002), an FBI digital rendering built from witness descriptions (FBI-UAP-D003), and an Intelligence Community analysis (ICA-UAP-D001) offering a low-confidence natural explanation (sunlight backscattering off snow onto low clouds) while explicitly ruling out foreign or adversarial technology.

Filed under

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Where this entry came from

ProvenanceAgent indexedUpdated 3mo ago10 sources

Notes

  1. New Pentagon release details 'potato' UAP over Colorado Springs, FOX21 News Staff, FOX21 News Colorado
  2. Former intelligence officer reportedly spotted UAP in the sky near Colorado military bunker, Denver Gazette Staff, Denver Gazette
  3. The Cheyenne Mountain UAP Incident: New Reports Reveal 'Potato-Shaped' Craft, USA Herald Staff, USA Herald
  4. Mystery 'potato-shaped' figure hovering over Cheyenne Mountain reported in latest UFO files, KRDO News Staff, KRDO News
  5. Cheyenne Mountain UFO file: the angular potato in PURSUE Release 03, UAP Logbook
  6. Pentagon's third UFO release has fish-scaled potatoes and red orbs. Still no aliens, Fortune
  7. Potato-shaped UFO? Pentagon releases 72 new reports of unexplained objects, Interesting Engineering
  8. Presidential Unsealing and Reporting System for UAP Encounters (PURSUE), U.S. Department of War
  9. The Pentagon Just Released Its Third Batch of UAP Files—What Have We Learned from the PURSUE Releases So Far?, The Debrief
  10. Was that a UFO—or a potato? Troops describe bizarre sight over Cheyenne Mountain, Denver7

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