Mysterious ‘black triangles’ spotted over sensitive US site, new Pentagon UFO files reveal

Read the original at The Guardian ↗
Cite

Luscombe, R. (2026, October 23). Mysterious ‘black triangles’ spotted over sensitive US site, new Pentagon UFO files reveal. The Guardian. https://www.theguardian.com/world/2026/oct/23/ufo-pentagon-files

Dated from the outlet's own feed. Check the original for its byline.

The Guardian · collected 2026-10-23 · by Richard Luscombe

Quick Summary

The Pentagon released new UFO files on Friday that include a report from two anonymous military observers who witnessed a mysterious black triangular object flying over a sensitive site in the western United States earlier this year. The unidentified object reportedly moved at an extremely high speed and vanished without leaving any trace, unlike conventional aircraft. The document includes nine identical images of a canyon with crude trilateral shapes added to illustrate the sighting but lacks concrete evidence such as photographs or videos. This release is part of ongoing efforts by the Trump administration to disclose previously classified UFO documents, though recent releases have been less frequent and contain fewer details compared to earlier ones.
Written locally by qwen2.5:14b on 2026-10-23, using this article's own text rather than the other coverage of the same event (that is the story summary below).

AI analysis runs on qwen2.5:14b, locally

Story summary

Summary unavailable.

Written for “Pentagon UFO Files Revealed” on 2026-10-23, grounded in this article and the 0 other(s) covering the same event.
Why this leaning score
This article does not take a side on a contested political question, so it has no leaning score. That is an answer rather than a gap: a match report or a rescue can be warmly or critically written without being left or right, and scoring it anyway is how approval of a subject gets recorded as a political position.
No political leaning scored for article 102735 · logged 2026-10-23

Story

📰 Pentagon UFO Files Revealed
Other · 1 article(s) covering the same event.

Compared with similar articles

Nothing to compare against. No article is close enough to this one for the pipeline to have linked or judged the pair.
How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
12
sentences that state something as happening or true
Uncertain
8%
1 of 12 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
69/100
The Guardian's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
1
Other
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-10-23 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

The Guardian · 1607 article(s) · 4 correction(s) detected
Running correction rate · 4 correction(s)

Who wrote this

Richard Luscombe
21 article(s) here · 1 carrying a prediction
🔮 Similar to hundreds of other reports released by the Pentagon since May as part of Donald Trump’s promise to bring transparency to decades of previously classified or secret documents relating to UFOs, many other details are vague, inconclusive or blacked out altogether.
🔮 “We have begun and will continue auditing [body-worn camera] footage.
🔮 “Cole was an incredible kid and could put a smile on anyone’s face,” Adrian said in a text message reported by the New York Times.
🔮 Experts said the devices “could knock a whole street down”.
🔮 Sean Teare, district attorney for Harris county, said video of the incident in west Houston on Saturday morning, in which the officer’s unmarked SUV is seen veering into the man as he runs away across an empty parking lot, could support a charge of aggravated assault with a deadly weapon.
🔮 In May, Tennessee officials called off the lethal injection of Tony Carruthers, another convicted murderer, after failing for more than an hour to place an intravenous line into his arm.
🔮 One of the jumpers, who like Bechtel is also a former paramedic, helped a woman with a serious head injury until an EMT crew arrived by ambulance. “The timing couldn’t have been any better.
🔮 A repeat violation or attempt to contact or interfere with witnesses could result in more severe consequences, she warned.
🔮 A remarkably prescient letter written by Thomas Jefferson, the third US president, advising how the newly created country could prosper, has been put up for sale by a private collector.
🔮 Forecasters said up to 40 million people across multiple US states could be affected by the early season northeasterly storm that was already lashing coastal areas of Rhode Island, Massachusetts, Connecticut and New York’s Long Island by Friday morning.
Also by Richard Luscombe
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 21 articles by Richard Luscombe →

Topics

Congress Penn State University Pentagon the defense department

Subjects

Pentagon ORG · 2× Trump PERSON · 2× Congress ORG · 1× Donald Trump’s PERSON · 1× Greg Eghigian PERSON · 1× Penn State University ORG · 1× the defense department ORG · 1×

Narrative

While many previous accounts have been accompanied by real photographs or video footage of apparent sightings, the “black triangles” report features nine identical images of the same unidentified canyon with tiny, trilateral silhouettes crudely added to replicate the movement of the object the observers said they saw.
framing: assertive · carried by 1 article(s) · first seen 2026-10-23
🔮 Similar to hundreds of other reports released by the Pentagon since May as part of Donald Trump’s promise to bring transparency to decades of previously classified or secret documents relating to UFOs, many other details are vague, inconclusive or blacked out altogether.

Claims (12 extracted, 1 hedged)

Two senior military observers say they watched a mysterious black triangular object flying at an extraordinarily high speed over a sensitive site in the western US earlier this year, in the latest tranche of reported UFO sightings released on Friday by the Trump administration. asserted
they → say → administration
The unidentified object showed none of the characteristics of a conventional military aircraft, their report to the defense department said, and it vanished suddenly and silently within seconds, leaving no exhaust trail or other evidence of its existence. asserted
it → show → existence
The claimed sighting, by anonymous sources with “extensive operational experience working alongside government agencies”, occurred at a location that was redacted in the file made public on Friday. asserted
that → claim → Friday
The “unidentified anomalous phenomenon” (UAP), a term that has superseded UFO in military, governmental and scientific circles, resembled a delta-wing drone with a wingspan between nine and 15ft (2.75 to 4.5m), the observers recalled. asserted
observers → supersede → ft
They calculated its speed at 1,800mph. asserted
They → calculate → mph
Similar to hundreds of other reports released by the Pentagon since May as part of Donald Trump’s promise to bring transparency to decades of previously classified or secret documents relating to UFOs, many other details are vague, inconclusive or blacked out altogether. uncertain
details → release → UFOs
While many previous accounts have been accompanied by real photographs or video footage of apparent sightings, the “black triangles” report features nine identical images of the same unidentified canyon with tiny, trilateral silhouettes crudely added to replicate the movement of the object the observers said they saw. asserted
they → accompany → object
“This does indeed look like little more than a black triangle shape superimposed on a landscape background to illustrate the report. asserted
This → look → report
I don’t think it really adds anything substantive to the report itself,” said Greg Eghigian, professor of history and bioethics at Penn State University, and author of the 2024 book After the Flying Saucers Came: A Global History of the UFO Phenomenon. asserted
Saucers → think → Phenomenon
After an early flurry, the Pentagon’s releases in the second Trump administration have become less frequent in recent months, and noticeably thinner since the US president declared in February that he was ordering full disclosure about the government’s knowledge of UFOs and the search for alien life beyond our planet. asserted
he → become → planet
The move followed allegations aired in Congress in 2023 by a former intelligence official that successive administrations engaged in a cover-up, and that the government had possession of crashed alien spacecraft. asserted
government → follow → spacecraft
Friday’s release contained fewer than 25 text documents, and no videos or images. asserted
release → contain → documents
💬Give feedback
🕘History 🎫Support