Aliases
A.P.R.O.APROAerial Phenomena Research GroupAerial Phenomena Research OrganizationAerial Phenomena Research Organization, Inc.
Disambiguation
Aerial Phenomena Research Organization (APRO) is the civilian UFO research group founded by Jim and Coral Lorenzen (1952–1988), distinct from the U.S. Air Force's Project Blue Book (military) and NICAP (civilian but separate organization).
Stats
mentions7
documents2
Organization
ngoUSfounded: 1952
Enrichment
deeplast:2026-05-14 16:19:13 UTC
- Aerial Phenomena Research OrganizationWikipedia▎ high· 2026-05-14
- Founded January 1952 by Jim and Coral Lorenzen
- Stressed scientific field investigations with PhD consultants
- Peak membership 1,500 in 1967
- Relocated to Tucson, Arizona by 1960
- Disbanded late 1988 after Jim Lorenzen died 1986 and Coral 1988
- Aerial Phenomena Research Organization (APRO)Encyclopedia.com▎ high· 2026-05-14
- Conducted investigations and research into UFO phenomenon
- Jim and Coral Lorenzen authored several popular UFO books
- Published APRO Bulletin bimonthly
- Walt Andrus left 1969 to form Midwest UFO Network (became MUFON)
- Condon Report (1969) and Air Force termination of Project Blue Book contributed to decline
- The National UFO Historical Records Center acquires archives of Aerial Phenomena Research OrganizationRDR News▎ high· 2026-05-14
- APRO case file collection transferred to National UFO Historical Records Center November 25, 2023
- Largest collection of civilian UFO reports dating to early 1950s
- Tens of thousands of cases documented
ingest:2026-05-15 18:56:42 UTC
Aerial Phenomena Research Group
Description (EN)
Low-signal entity — referenced 4 time(s) across 2 document(s). No external enrichment performed (criteria: ≥3 mentions). Use the page references below for raw context.
Descrição (PT-BR)
Entidade de baixo sinal — referenciada 4 vez(es) em 2 documento(s). Sem enriquecimento externo (critério: ≥3 menções). Use as referências de páginas abaixo para contexto bruto.