2024 Annual Report on Unidentified Anomalous Phenomena
Date
March 2024
Document Type
Gov. Report
Pages
21
Authentication
Official PublicationIssuing Authority
Office of the Director of National Intelligence (ODNI) / All-domain Anomaly Resolution Office (AARO)
Summary
The 2024 ODNI Annual Report on Unidentified Anomalous Phenomena, covering the period January 1 - December 31, 2023, documents 291 new UAP cases reported to AARO during 2023, bringing the total database to over 2,300 cases. Of the 291 new cases, 97% lack sufficient data for characterization. The report maintains the five-category explanatory framework established in the 2021 UAPTF assessment and introduces new subcategories. A small number of cases in the 2023 cohort are noted to exhibit 'anomalous characteristics' that cannot be attributed to known phenomena. The report represents AARO's first annual report as a fully operational office.
Significance
The 2024 annual report is significant as the first AARO annual report covering a full calendar year of operation and the first to document a UAP case database exceeding 2,300 entries. The 97% data-insufficient rate - meaning the vast majority of reported cases cannot be characterized - reveals a fundamental data quality problem that validates the methodological recommendations of NASA's 2023 UAP study. The report's acknowledgment that a subset of cases exhibit anomalous characteristics that cannot be explained is the first such admission in an AARO report. The total database size confirms that UAP reporting has dramatically increased since mandatory reporting channels were established by the FY2023 NDAA.