In the early hours of 3 September 1965, teenager Norman Muscarello and two police officers witnessed a large silent red-glowing object near Exeter, New Hampshire. The object identity was never settled.

Exeter matters because it is a police-confirmed sighting with multiple independent witnesses — yet it produced no photograph or radar, and the object identity remains disputed.
Norman Muscarello was hitchhiking along Route 150 when he reported a large silent object with bright red lights hovering nearby. He ran to a farmhouse for help.
Documented
Muscarello’s report is documented.
Officers Eugene Bertrand and David Hunt responded and independently observed the object. Their corroboration gives the case unusual weight for a civilian sighting.
Documented
The police corroboration is documented.
The case was investigated under Project Blue Book, and John G. Fuller documented it in Incident at Exeter. No photograph or radar was produced.
Debated
The object identity is disputed.
The police corroboration is real, but it does not establish an extraordinary object. The case rests on witness testimony.
Unverified
Any extraterrestrial origin is unverified.
These sources do different jobs: the Blue Book file is the official record, and Fuller and Clark are secondary treatments. None establishes the object identity.
The Air Force investigation record.
The book documenting the case.
The compiled reference account.