Vandalia, MO, USA
Large black triangle, that made no noise and seemed transperant when looking up at it but solid and dark at a distance.
Report quality: Moderate51/100
This score reflects report-quality signals on file — how complete, corroborated, and precisely located the report is — not a claim about whether the sighting was a real craft.
- Duration parsed: 1800s, a plausible sighting length
- Moderate witness text (119 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 1989-06-01
- Where
- Vandalia, MO, USA
- Shape
- Triangle
- Duration
- 30 minutes
- Geo
- 39.311, -91.488 · exact
- Slug
- triangle-over-vandalia-mo-1989-b6a9a5
Part of a wave
The Belgian Triangle Wave
Belgium (Eupen, Wallonia, Brussels corridor)
The definitive black-triangle wave: silent, slow platforms with three corner lights, reported by gendarmes, air-traffic controllers, and thousands of citizens. On the night of March 30-31, 1990, Belgian F-16s scrambled…
In context
- This is one of 2 reports logged in Vandalia, MO.
- This case is one of 9 Missouri reports filed in 1989.
- Triangle craft made up 12% of 1980s reports, vs 9% across the whole archive.
Report
Full narrative lands with dossier import for famous cases, or the NUFORC free-text summary above for standard reports. This shell is SSR-ready: one D1 row (including connections_json) per page.