Case File · AARO · First Saucer Wave (1947-1952) Declassified May 8, 2026 · PURSUE Release 01

Project Blue Book Case (1952) — USAF Records (D214P39)

UFO Visual Sighting

Project Blue Book: AARO's review of Project Blue Book cases revealed a spike in reported UAP sightings between 1952 and 1957. This spike is likely attributed to observers misidentifying new technological advancements and testing as unidentified flying objects. AARO assesses this

1952-1957
Unknown location
Source document: PURSUE doc 214
Source document: PURSUE doc 214 · Source: declassified document

Background

A UFO/UAP incident extracted from page 39 of dopsr hrrv1 march2024, an All-domain Anomaly Resolution Office (AARO) document published in 2024-2025. The incident is dated 1952-1957 and located in Unknown location.

What the document records

AARO’s review of Project Blue Book cases revealed a spike in reported UAP sightings between 1952 and 1957. This spike is likely attributed to observers misidentifying new technological advancements and testing as unidentified flying objects. AARO assesses this misidentification as a common and understandable occurrence.

Witnesses on file: observers.

Status of the case

The page-level assessment recorded in the document is: identified as aircraft. AARO designates unresolved cases as those for which the agency has not concluded the events were anomalous, has not concluded they were conventional, and has not ruled out either possibility. Conventional candidates for sightings of recent periods include drones, classified test platforms, satellite re-entry, balloon traffic, atmospheric optical phenomena, and astronomical objects.

Sources