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NSA Refuses to Confirm Existence of Alleged "Immaculate Constellation" Program
UAP By Michelle G. · Sep 17, 2026

NSA Refuses to Confirm Existence of Alleged "Immaculate Constellation" Program

The National Security Agency (NSA) has declined to disclose whether it possesses any intelligence records related to the controversial "Immaculate Constellation" program. The agency's decision comes in response to a Freedom of Information Act (FOIA) appeal filed by independent researcher James Milles, who operates The Black Vault, an organization known for its work in obtaining and publishing classified government documents.

In its official statement, the NSA maintained that acknowledging or denying the existence of records pertaining to "Immaculate Constellation" would itself constitute a breach of national security protocols. This stance effectively shields the agency from having to confirm whether it has any documentation related to the program, which was first brought to public attention in October 2024.

The Department of Defense (DoD), through its press office, has publicly stated that there is no record of a Special Access Program by this name. However, the NSA's refusal to comment further complicates efforts to verify or refute claims about the program’s existence and activities. This unusual situation leaves the public and researchers in a state of uncertainty regarding the veracity of allegations surrounding "Immaculate Constellation."

The origins of these allegations can be traced back to an internal investigation report provided to Congress by whistleblower Michael Shellenberger, a journalist known for his investigative work on government secrecy and UFO-related phenomena. The document was entered into the record during a House Oversight Committee hearing in November 2024, titled "Unidentified Anomalous Phenomena: Exposing the Truth."

According to the report, "Immaculate Constellation" is described as an Unacknowledged Special Access Program (USAP) established after the public disclosure of other classified UFO-related programs by Luis Elizondo in 2017. The program allegedly focuses on collecting intelligence on unidentified aerial phenomena (UAP) and reproduction vehicles using both tasked and untasked U.S. military-intelligence systems.

The report includes extensive claims about alleged sightings and encounters, as well as descriptions of imagery from various military commands around the world. It also asserts that a Defense Human Intelligence database contains over 400 reports of UFO encounters dating back to 1991. However, these details remain unverified due to the lack of primary documentation or corroborating evidence.

Congress received and published this report as part of its official proceedings, but it does not serve as definitive proof of the program's existence. The absence of concrete evidence such as original documents or independently verified data has led many experts to question the validity of these claims.

The NSA’s refusal to comment on the matter further complicates efforts by researchers and journalists seeking transparency regarding government activities related to UFOs and other anomalous phenomena. This ongoing information gap highlights the challenges faced in obtaining clarity about classified programs that may involve national security interests.

Despite the lack of definitive proof, the debate surrounding "Immaculate Constellation" continues to draw significant public interest and media attention. The controversy underscores broader concerns about government transparency and accountability in matters involving national security and unexplained phenomena.

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