Delta wing shaped UFO seen in Mulhouse

Summary

On April 14, 1986, a witness in Mulhouse, France, observed a silent object shaped like a delta wing for about 30 to 40 seconds from their room. The testimony provided no further details that could allow for a serious evaluation of the phenomenon. Despite the clear description of the object's shape, the lack of additional information limited the possibility of a thorough analysis. This case was classified as "C" by the GEIPAN, indicating that no conventional explanation could be determined.