Montivilliers 1992, rotating luminous triangle

Summary

Around 7:30 AM on April 25, 1992, a witness in Montivilliers watched for roughly twenty minutes three luminous points forming a triangle in the sky. According to their account, the objects appeared to be part of a large structure slowly rotating on its axis. The extended duration of the observation is noteworthy, but no further details or additional testimonies were obtained. GEIPAN classified the case as C, finding no conventional explanation.