Black triangles

Map

The sightings (620)

💛 Download all 620 sightings as CSV

📖 Deep dive

The encyclopedia articles behind this topic, with sources.

📖 Term · 4 min readBlack triangleA black triangle is a type of UFO report describing a large, dark, triangular object usually seen at night with pulsing colored lights at the corners. Numerous sightings have occurred internationally since 1960, including prominent waves in the Hudson Valley,…🛸 Case · 13 min readBelgian UFO waveThe Belgian UFO wave was a series of reported sightings of large, dark, triangular objects with lights in the skies over Belgium, beginning near Eupen on 29 November 1989 and continuing into the 1990s. The events gained significant attention due to official i…🗓️ Event · 6 min readNIDS black triangle studyThe National Institute for Discovery Science conducted a study, released in 2004, analyzing nearly 400 reports of large, low-flying triangular craft across the United States and Canada. Led by Colm Kelleher and funded by Robert Bigelow, the research concluded…🗓️ Event · 6 min readBritish embassy report on triangles (1992)In December 1992, the British air attaché in Washington sent a letter to the Ministry of Defence detailing American reactions to renewed British questions about the rumored secret "Aurora" aircraft and related triangular craft sightings. The letter explained …🗓️ Event · 3 min readLemoore triangle sightingsIn 2011, a former U.S. Navy serviceman named Angelo Accetta witnessed a slow-moving triangular object with bright white lights at its corners over Naval Air Station Lemoore in California.

More collections

🟠 OrbsGlowing balls of light — the most-reported shape of all.1,820 sightings🚁 Drones & drone swarmsReports of drone-like craft and swarms, like the 2024 New Jersey wave.1,544 sightings🛸 Saucers & disksThe classic flying saucer, from 1947 to today.497 sightings💊 Tic TacsWhite, wingless, pill-shaped objects like the one Navy pilots filmed off California in 2004.300 sightings🔗 Formations & lights in a lineSeveral lights moving together in a line or formation — Starlink trains are a common cause, which the Sky match checks.210 sightings☄️ FireballsBrilliant moving lights and green fireballs — many turn out to be meteors, which the Sky match checks against NASA’s re…67 sightings