📅 Overview
From November 29, 1989 to April 1990, mass UFO sightings occurred across Belgium. Known for the F-16 fighter's 9 intercept attempts, black triangle UFO depiction origin, and the 2011 'Petit-Rechain photo' revealed as a styrofoam hoax — a complex compound case.
🔍 Event Sequence
1989-11-29~1990-04: Many citizens across Belgium reported black triangular/V-shaped craft with corner lights.
Peak — 1990-03-30 23:00: Glons Control Reporting Center radar tracked unidentified object toward Thorembais-Gembloux. 2 F-16s from Beauvechain Air Base scrambled. 9 intercept attempts over ~1 hour. F-16 pilots reported: "Never saw objects visually, only radar locks on each other". Ground witnesses: "4 lights in square formation + jerky movement + low engine noise".
April 1990 — Petit-Rechain photo: Anonymous photographer released photo of black triangle + 3 corner lights. SOBEPS (Belgian UFO society) claimed authenticity for 20 years. NASA, French CNRS, Belgian Royal Military Academy all found no clear hoax signs.
2011-07-26 shocking revelation: Patrick Maréchal (photographer) confessed hoax in RTL TV interview. Construction: styrofoam triangle → black paint → flashlights at corners → suspended by string. 20-year deception of NASA, CNRS, all experts.
🛂 Belgian Air Force Position
1990 official report: Radar locks actually occurred. But F-16 pilots failed visual confirmation. Conclusion reserved.
Later expert analysis (Bragg scattering): Some radar locks attributed to upper atmosphere Bragg scattering. But 10,000+ civilian sightings can't be explained by scattering alone.
Final assessment: Mass delusion + Bragg scattering + hoax (Petit-Rechain) composite.
📺 Significance
- Europe's largest UFO incident
- Origin of black triangle UFO depiction (Belgian Triangle)
- 2011 Petit-Rechain confession → demonstrates UFO photo verification difficulty
- Belgian Air Force's official incompetence admission (visual confirmation failure) = limit case of government UFO reporting
- European parallel to US Pentagon Navy incidents
🎭 The Hoax Lesson
The 2011 Petit-Rechain photo hoax revelation has lasting lessons for UFO research:
- 20+ years of NASA, French CNRS, and Belgian Royal Military Academy analysis — all concluded the photo was genuine
- Patrick Maréchal's 2011 admission: simple Styrofoam triangle + black paint + flashlights at corners
- Question: if expert analysis can be fooled by basic prop work, what reliability standards are needed?
The Belgian Wave demonstrates the asymmetry: thousands of witness reports + F-16 9 lockon attempts cannot be explained by a single hoax photo. The military encounter portion remains officially "unresolved" — but the cultural memory was tainted by the Petit-Rechain admission.
📷 Related Photographs

Source: Public Domain — Wikimedia

Source: Public Domain


