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What AARO Said About Hidden UFO Technology

AARO's 2024 review found no verified evidence that UAP sightings confirmed extraterrestrial or reverse-engineered technology.

On this page

  • What AARO reviewed in the historical report
  • How its findings bear on antigravity claims
  • Where uncertainty remains without proving reverse engineering
Preview for What AARO Said About Hidden UFO Technology

Introduction

The 2024 Historical Record Report produced by the U.S. Department of Defense’s All-domain Anomaly Resolution Office (AARO) directly addressed a question that often appears in discussions of antigravity research, recovered UFOs, and alleged secret propulsion programmes: is there evidence that governments or contractors have obtained and reverse-engineered non-human technology? After reviewing decades of official investigations, archival records, classified and unclassified material, and witness claims, AARO reported that it found no verified evidence supporting such allegations. [U.S. Department of War+2Reuters]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

AARO Review illustration 1 This finding matters because modern interpretations of documents such as the Defense Intelligence Agency’s Antigravity for Aerospace Applications paper are frequently linked to broader claims that hidden UFO programmes already possess gravity-control systems. AARO’s review did not examine antigravity theory as a branch of physics; instead, it examined historical claims that secret programmes had recovered and exploited extraordinary technology. Its conclusions therefore provide an important comparison point for claims that speculative antigravity studies were actually covers for successful reverse-engineering efforts. [U.S. Department of War]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

What AARO Reviewed in the Historical Report

AARO’s Historical Record Report was mandated to examine the U.S. government’s historical involvement with unidentified anomalous phenomena (UAP), including persistent allegations of crash retrievals, hidden research programmes, and reverse-engineering projects. The review covered records dating back to 1945, examined both classified and unclassified archives, and incorporated interviews with individuals who claimed knowledge of alleged secret programmes. [Axios+2U.S. Department of War]axios.comus ufo pentagon report extraterrestrial reviewinvestigation finds no evidence of confirmed extraterrestrial activity or technologyMarch 8, 2024 — A recent unclassified report from the…Published: March 8, 2024

One of the most significant aspects of the report was its treatment of the long-running narrative that the U.S. government or private aerospace firms possess recovered non-human craft and have been studying their propulsion systems in secret. According to AARO, investigators found no empirical or verifiable evidence supporting claims that government agencies or contractors had access to extraterrestrial technology or had successfully reverse-engineered it. m.kuow.org+3U.S. Department of War+3U.S. Department of War [media.defense.gov]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

The report also stated that many specific allegations involving named individuals, facilities, documents, and supposed technological demonstrations were found to be inaccurate when checked against available records. AARO further reported that some widely repeated stories could be traced to misunderstandings, rumours, or repeated circulation of unverified claims. [Wikisource+2Reuters]en.wikisource.orgPage:AARO Historical Record Report Volume 1 2024.pdf/104 May 2024 — AARO has no evidence for the USG reverse-engineering narrative…Published: May 2024

How the Findings Bear on Antigravity Claims

The distinction between theoretical research and demonstrated technology is central to understanding the significance of AARO’s conclusions.

The DIA-funded Antigravity for Aerospace Applications document and related Advanced Aerospace Weapon System Applications Program (AAWSAP) studies explored highly speculative concepts such as gravity manipulation, warp drives, vacuum energy, and exotic propulsion. These studies show that government-funded analysts were interested in surveying unconventional possibilities. However, the existence of such reports does not demonstrate that any of the concepts worked in practice. The documents themselves repeatedly acknowledged major scientific and engineering obstacles. This is the same category of evidence AARO evaluated when considering claims that speculative research had already matured into operational technology.

AARO’s historical review effectively challenged a common leap in reasoning: the assumption that because government agencies examined antigravity concepts, they must also have achieved them. The report found no evidence that alleged reverse-engineering programmes produced functioning gravity-control systems or recovered vehicles powered by such technology. U.S. Department of War+2U.S. Department of War [media.defense.gov]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

This does not mean gravity research is impossible in principle. Rather, AARO concluded that historical claims about hidden success stories lacked corroborating evidence. In practical terms, the report separates documented interest in exotic propulsion from claims of proven antigravity craft.

A useful comparison is the difference between funding a literature review and operating a breakthrough engineering programme. The DIA antigravity document belongs firmly in the first category. AARO reported finding no evidence that the second category existed in the manner alleged by many UFO-retrieval narratives. [U.S. Department of War]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

AARO Review illustration 2

Why AARO Focused on Misidentification and Secrecy

One of the report’s recurring themes is that secrecy surrounding legitimate classified programmes can generate stories that later become associated with UFO technology.

AARO argued that highly compartmentalised military and intelligence projects have historically created information gaps that encouraged speculation. Individuals encountering unusual aircraft, advanced sensors, restricted facilities, or classified research could interpret what they observed through a UFO framework, particularly when official explanations were unavailable. [Reuters]reuters.comMost sightings were identified as ordinary objects or phenomena. The All-domain Anomaly Resolution Office (AARO) released this conclusion…

The report also suggested that cultural factors contributed to the persistence of reverse-engineering narratives. Popular books, documentaries, television programmes, internet communities, and decades of UFO lore helped reinforce beliefs that hidden technological breakthroughs existed somewhere within government structures. [People.com]people.comUU. ha ocultado tecnología extraterrestre. Según la Oficina de Resolución de Anomalías en Todos los Dominios (AARO), no existe evidencia…

For debates about antigravity, this explanation is important because it offers an alternative mechanism for how stories emerge. Instead of secret gravity-control vehicles generating rumours, the report proposes that secrecy itself can generate rumours that later become associated with extraordinary technology.

The Kinds of Claims AARO Specifically Addressed

AARO did not merely issue a general statement that extraterrestrial technology had not been confirmed. The report addressed several categories of allegations that are often linked to antigravity discussions:

  • Claims that recovered craft were stored at secret facilities.
  • Claims that government contractors possessed non-human materials.
  • Claims that specialised programmes were reverse-engineering exotic propulsion systems.
  • Claims that named officials supervised hidden extraterrestrial technology projects.
  • Claims that specific artefacts allegedly recovered from off-world vehicles showed extraordinary properties. [Wikisource+2Wikisource]en.wikisource.orgPage:AARO Historical Record Report Volume 1 2024.pdf/104 May 2024 — AARO has no evidence for the USG reverse-engineering narrative…Published: May 2024

According to the report, investigators either found no supporting evidence for these allegations or identified conventional explanations inconsistent with the extraordinary claims. For example, AARO reported that a purported fragment from an off-world spacecraft was determined to be ordinary terrestrial material without exceptional characteristics. [Wikisource]en.wikisource.orgPage:AARO Historical Record Report Volume 1 2024.pdf/104 May 2024 — AARO has no evidence for the USG reverse-engineering narrative…Published: May 2024

These findings are particularly relevant to antigravity narratives because many arguments for hidden gravity-control technology depend on the existence of recovered artefacts or vehicles that could serve as engineering templates.

AARO Review illustration 3

Where Uncertainty Remains Without Proving Reverse Engineering

AARO’s conclusions are often interpreted more broadly than the report itself supports. The office did not claim that every UAP case has been solved. It also did not claim that all future reports will necessarily receive conventional explanations.

Instead, AARO reported that many cases remain unresolved because available data are incomplete. The office argued that unresolved status alone should not be interpreted as evidence of extraterrestrial technology, antigravity propulsion, or successful reverse-engineering programmes. Better sensor data could potentially explain many currently unidentified incidents. [Reuters]reuters.comMost sightings were identified as ordinary objects or phenomena. The All-domain Anomaly Resolution Office (AARO) released this conclusion…

This distinction is critical. An unresolved observation is not the same thing as proof of advanced propulsion. AARO’s position is that uncertainty remains in some cases, but the evidence reviewed so far does not support the conclusion that governments possess hidden antigravity craft or recovered non-human technology. [Reuters+2U.S. Department of War]reuters.comMost sightings were identified as ordinary objects or phenomena. The All-domain Anomaly Resolution Office (AARO) released this conclusion…

For readers examining claims about antigravity research, mysterious government documents, or alleged suppression of breakthrough technologies, the Historical Record Report provides a specific evidentiary benchmark. It acknowledges the existence of speculative aerospace research and ongoing unidentified reports, yet concludes that historical investigations have not verified the central claim that secret programmes successfully acquired and reverse-engineered extraordinary propulsion systems. U.S. Department of War+2U.S. Department of War [media.defense.gov]media.defense.govDOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO…

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Endnotes

  1. Source: media.defense.gov
    Title: DOPSR 2024 0263 AARO HISTORICAL RECORD REPORT VOLUME 1 2024
    Link: https://media.defense.gov/2024/Mar/08/2003409233/-1/-1/0/DOPSR-2024-0263-AARO-HISTORICAL-RECORD-REPORT-VOLUME-1-2024.PDF
    Source snippet

    U.S. Department of WarAARO Historical Record Report Volume 18 Mar 2024 — have been reverse-engineering extraterrestrial technology. AARO...

  2. Source: reuters.com
    Link: https://www.reuters.com/technology/space/pentagon-ufo-report-says-most-sightings-ordinary-objects-phenomena-2024-03-08/
    Source snippet

    Most sightings were identified as ordinary objects or phenomena. The All-domain Anomaly Resolution Office (AARO) released this conclusion...

  3. Source: war.gov
    Title: media engagement with acting aaro director tim phillips on the historical recor
    Link: https://www.war.gov/News/Transcripts/Transcript/Article/3702219/media-engagement-with-acting-aaro-director-tim-phillips-on-the-historical-recor/
    Source snippet

    Department of WarMedia Engagement With Acting AARO Director Tim Phillips...6 Mar 2024 — AARO has found no verifiable evidence that the U...

  4. Source: axios.com
    Title: us ufo pentagon report extraterrestrial review
    Link: https://www.axios.com/2024/03/08/us-ufo-pentagon-report-extraterrestrial-review
    Source snippet

    investigation finds no evidence of confirmed extraterrestrial activity or technologyMarch 8, 2024 — A recent unclassified report from the...

    Published: March 8, 2024

  5. Source: m.kuow.org
    Title: pentagon finds no evidence of alien technology in new ufo report
    Link: https://m.kuow.org/stories/pentagon-finds-no-evidence-of-alien-technology-in-new-ufo-report
    Source snippet

    government and private companies have access to or have been reverse-engineering...

  6. Source: en.wikisource.org
    Link: https://en.wikisource.org/wiki/Page%3AAARO_Historical_Record_Report_Volume_1_2024.pdf/10
    Source snippet

    Page:AARO Historical Record Report Volume 1 2024.pdf/104 May 2024 — AARO has no evidence for the USG reverse-engineering narrative...

    Published: May 2024

  7. Source: people.com
    Link: https://people.com/aliens-have-not-visited-earth-pentagon-announces-new-report-8606655
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    UU. ha ocultado tecnología extraterrestre. Según la Oficina de Resolución de Anomalías en Todos los Dominios (AARO), no existe evidencia...

  8. Source: en.wikisource.org
    Title: Page:AARO Historical Record Report Volume 1 2024
    Link: https://en.wikisource.org/wiki/Page%3AAARO_Historical_Record_Report_Volume_1_2024.pdf/8
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    wikisource.orgPage:AARO Historical Record Report Volume 1 2024.pdf/84 May 2024 — A CIA Official Allegedly Managed UAP Experimentation: Th...

    Published: May 2024

  9. Source: aaro.mil
    Link: https://www.aaro.mil/
    Source snippet

    AARO HomeHas the Department found any evidence of extraterrestrial technology? No. Examination of UAP sightings is ongoing. AARO uses a r...

  10. Source: aaro.mil
    Title: UAP Records
    Link: https://www.aaro.mil/UAP-Records/
    Source snippet

    /Information Papers13 Feb 2026 — AARO recognizes the importance of NARA in supporting AARO's mission to review and document historical UA...

  11. Source: aaro.mil
    Link: https://www.aaro.mil/UAP-Cases/Official-UAP-Imagery/
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    UAP ImageryThe United States European Command submitted a report of an unidentified anomalous phenomenon to the All-domain Anomaly Resolu...

  12. Source: en.wikisource.org
    Title: KONA BLUE: A Proposed UAP Recovery and Reverse-Engineering Program
    Link: https://en.wikisource.org/wiki/Index%3AAARO_Historical_Record_Report_Volume_1_2024.pdf
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    wikisource.orgIndex:AARO Historical Record Report Volume 1 2024.pdf11 May 2024 — Extraterrestrial Disclosure Study Confirmed; Not White H...

    Published: May 2024

  13. Source: war.gov
    Title: Statement by Pentagon Press Secretary Maj
    Link: https://www.war.gov/News/Releases/Release/Article/3700894/statement-by-pentagon-press-secretary-maj-gen-pat-ryder-on-the-historical-recor/
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    Gen. Pat...8 Mar 2024 — UFO. Search. Search Search. Back; Home; Place Holder; News · Press Products... AARO assesses that all of the na...

  14. Source: war.gov
    Title: dod report discounts sightings of extraterrestrial technology
    Link: https://www.war.gov/News/News-Stories/Article/Article/3701297/dod-report-discounts-sightings-of-extraterrestrial-technology/
    Source snippet

    DOD Report Discounts Sightings of Extraterrestrial...8 Mar 2024 — "AARO has found no verifiable evidence that any UAP sighting has repre...

  15. Source: space.com
    Title: pentagon ufo office aaro historical report no emprical evidence alien technology
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    Pentagon UFO office finds 'no empirical evidence' for alien...8 Mar 2024 — The Pentagon's UFO office has once again stressed that it has...

Additional References

  1. Source: nypost.com
    Link: https://nypost.com/2024/11/14/us-news/pentagon-says-nearly-two-dozen-ufo-sightings-cant-be-explained-true-anomalies/
    Source snippet

    The "all-domain anomaly resolution office" (AARO) identified 21 reports as "true anomalies" needing further investigation. Most sightings...

  2. Source: smithsonianmag.com
    Title: us has no evidence of alien technology new pentagon report finds 180983938
    Link: https://www.smithsonianmag.com/smart-news/us-has-no-evidence-of-alien-technology-new-pentagon-report-finds-180983938/
    Source snippet

    Has 'No Evidence' of Alien Technology, New...13 Mar 2024 —... reverse-engineer that alien technology. But the new report dismisses...

  3. Source: theguardian.com
    Title: The US is not secretly hiding alien technology or extraterrestrial
    Link: https://www.theguardian.com/world/2024/mar/08/pentagon-ufo-report-hiding-aliens
    Source snippet

    US not hiding aliens or UFO technology from the public...8 Mar 2024 — US not hiding aliens or UFO technology from the public, Pentagon says...

  4. Source: nhpr.org
    Title: pentagon finds no evidence of alien technology in new ufo report
    Link: https://www.nhpr.org/2024-03-08/pentagon-finds-no-evidence-of-alien-technology-in-new-ufo-report
    Source snippet

    Pentagon finds 'no evidence' of alien technology in new...8 Mar 2024 — Pentagon finds 'no evidence' of alien technology in new UFO repor...

  5. Source: nationalreview.com
    Title: pentagon ufo investigation finds no evidence of extraterrestrial life
    Link: https://www.nationalreview.com/news/pentagon-ufo-investigation-finds-no-evidence-of-extraterrestrial-life/
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    National Review. Pentagon UFO Investigation Finds No Evidence... reverse-engineer UFOs and alien life. There was no evidence to...

  6. Source: reddit.com
    Title: Robert Powell’s takedown analysis of the [AARO report]({{ ‘aaro-report/’ | relative_url }})
    Link: https://www.reddit.com/r/UFOs/comments/1batrqa/robert_powells_takedown_analysis_of_the_aaro/
    Source snippet

    AARO statement that "we have found no evidence of extraterrestrial... crash retrieval/reverse engineering allegations was gett...

  7. Source: meritalk.com
    Title: pentagon uap report says no evidence of alien tech
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    11 Mar 2024 — According to the report, there is no evidence of extraterrestrial activity or efforts by the department to withhold and har...

  8. Source: facebook.com
    Link: https://www.facebook.com/nbc10/posts/the-latest-aaro-report-on-uaps-which-was-released-in-late-2024-touched-on-hundre/1403981808439501/
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    heories—stated that decades of speculation about recovered alien...Read more...

  9. Source: youtube.com
    Title: 50 Insane Facts About Pentagon UFO Files Release You NEED to KNOW
    Link: http://www.youtube.com/watch?v=0UvrxfAgu48
    Source snippet

    AARO Historical Record Report Volume 1 UAP reverse engineering The AARO UAP Historical Report and Special Guest Dr. Michael Masters on Th...

  10. Source: ufosightingsmap.com
    Link: https://ufosightingsmap.com/blog-aaro-historical-record.html
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    Did AARO test any alleged alien material? Yes. A metal...Read more...

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