Roswell
In July 1947 an Army airfield in New Mexico announced it had a “flying disc”. A day later the Army called it a weather balloon. What the records show, what they don’t, and who wrote them.
The question What crashed near Roswell, New Mexico in 1947: a weather balloon, a secret project, or an alien craft?
What the records say
The documented story holds up: 11 of 14 timeline steps are Confirmed by the records (score 95).
5 theories checked: 1 disproven, 4 unverified. A theory is rated by its key claim.
The Pentagon’s UAP office reviews the record and agrees with the balloon finding
confirmedCredible: it rests on a primary (tier-1) record. See the step
Down the rabbit hole
The ground line is the documented timeline. Each tunnel is a theory that branches off it; every chamber is a step, coloured by how well the records support it. The deepest chamber is the theory’s key claim. Tap one to open it.
Main timeline
Oldest first- 4 Jun 1947likely
A secret Project Mogul balloon train, Flight 4, is launched and never recovered
Mogul was a then-Top Secret Army Air Forces project using balloons to try to detect Soviet nuclear tests. The Air Force says the journal of project scientist A.P. Crary shows Flight 4 launched on 4 June 1947 and was not recovered. Held at Likely: both records attached are Defense Department records (a party), and Crary’s journal itself was not read.
T1Air Force report, 1994 (pub. 1995)pp. 9, 27involved party: US Air ForceT1AARO historical review, Vol. I, 2024p. 40involved party: US Department of Defense (AARO) - 14 Jun 1947likely
A rancher later says he and his son found wreckage on this day
W.W. “Mac” Brazel described “a large area of bright wreckage made up of rubber strips, tinfoil, a rather tough paper, and sticks.” He gathered some of it on 4 July. His account appeared in the Roswell Daily Record of 9 July 1947. Held at Likely: the newspaper itself was not read, and it is quoted here by the Air Force (a party) and one independent magazine.
T1Air Force report, 1994 (pub. 1995)p. 12, quoting the Roswell Daily Record, 9 Jul 1947involved party: US Air ForceT2Smithsonian Magazine, 5 Jul 2017 - 7 Jul 1947confirmed
Brazel takes his find to the sheriff in Roswell
The sheriff apparently notified Major Jesse Marcel, intelligence officer of the 509th Bomb Group at Roswell Army Air Field. Marcel and a man in plain clothes went back to the ranch with Brazel to collect the rest of the material.
T1Air Force report, 1994 (pub. 1995)p. 12involved party: US Air ForceT2Smithsonian Magazine, 5 Jul 2017 - 8 Jul 1947confirmed
The airfield announces it has recovered a “flying disc”
The Roswell Army Air Field public information office reported the crash and recovery of a “flying disc”, credited to the 509th Bomb Group. The Roswell Daily Record ran it that afternoon: the field “has come into the possession of a Flying Saucer.” It is the Army’s own statement, and it cuts against the Army’s later account.
T1GAO report, 28 Jul 1995p. 1T2Smithsonian Magazine, 5 Jul 2017quoting the Roswell Daily Record, 8 Jul 1947 - 8 Jul 1947confirmed
The FBI is told the object looks like a weather balloon with a radar reflector
An FBI Dallas teletype records that an Eighth Air Force official described a hexagonal disc hanging from a large balloon by cable, resembling “a high-altitude weather balloon with a radar reflector”, being sent to Wright Field for examination. The FBI confirmed the teletype is authentic.
T1GAO report, 28 Jul 1995pp. 4–5 - 9 Jul 1947confirmed
The Army Air Forces say it was a radar-tracking weather balloon
The press reported that the commander of the Eighth Air Force at Fort Worth, Brigadier General Roger Ramey, announced the debris was a weather balloon, not a “flying disc”. The Roswell Daily Record described it as a “bundle of tinfoil, broken wood beams, and rubber remnants of a balloon.”
T1GAO report, 28 Jul 1995p. 1T1Air Force report, 1994 (pub. 1995)p. 12, quoting the Roswell Daily Record, 9 Jul 1947involved party: US Air ForceT2Smithsonian Magazine, 5 Jul 2017Sources disagreeGAO says the press credited the balloon announcement to the commanding general of the Eighth Air Force in Fort Worth. Smithsonian Magazine says it was a published statement from the War Department in Washington. Both are shown. - Jul 1947confirmed
The base’s own monthly history records a balloon
The July 1947 history of the 509th Bomb Group and the airfield, certified by its commanding officer, says: “The object turned out to be a radar tracking balloon.”
T1GAO report, 28 Jul 1995pp. 2, 4 - 1978–1980likely
The story returns, now as a crashed alien craft
In 1978 a tabloid reported Marcel’s claim that he had recovered UFO debris, and researcher Stanton Friedman began interviewing him. In 1980 William Moore and Charles Berlitz published the book “The Roswell Incident”. Held at Likely: these details come from the Air Force’s own summary (a party); the book itself was not read.
T1Air Force report, 1994 (pub. 1995)pp. 9, 13involved party: US Air ForceT3Berlitz and Moore, 1980 (book)catalogue record - Jul 1994confirmed
An Air Force report names Project Mogul as the most likely source
The report, published in 1995 as “The Roswell Report: Fact versus Fiction in the New Mexico Desert”, says Air Force research “did not locate or develop any information that the ‘Roswell Incident’ was a UFO event.” Confirmed that the Air Force said this; it is the Air Force reviewing itself.
T1Air Force report, 1994 (pub. 1995)pp. 9, 29involved party: US Air ForceT1GAO report, 28 Jul 1995pp. 5–6 - 28 Jul 1995confirmed
Congress’s auditors, independent of the Air Force, find two 1947 records and that some base records were destroyed
The General Accounting Office found only the July 1947 base history and the FBI teletype, both describing a balloon. Base administrative records (Mar 1945 to Dec 1949) and outgoing messages (Oct 1946 to Dec 1949) had been destroyed; the form did not say by whom, when or under what authority.
T1GAO report, 28 Jul 1995pp. 2, 4 - 1995confirmed
A film said to show an autopsy on a Roswell alien is released
London producers Ray Santilli and Gary Shoefield released 17 minutes of black-and-white footage of an apparent autopsy on an extraterrestrial. A Fox special about it drew 11.7 million viewers at one screening.
- 1997confirmed
A second Air Force report says the “alien bodies” were test dummies and later accidents
“The Roswell Report: Case Closed” says the “aliens” were probably test dummies dropped from Air Force balloons in the 1950s, and hospital accounts most likely mixed up a 1956 KC-97 crash in which 11 Air Force members died and a 1959 balloon accident. Confirmed that the Air Force said this, not that it is right.
T1Air Force, “Case Closed”, 1997pp. 1–3involved party: US Air ForceT1AARO historical review, Vol. I, 2024p. 22involved party: US Department of Defense (AARO) - 26 Jul 2023confirmed
A former intelligence officer, David Grusch, tells Congress under oath of a hidden crash-retrieval programme
Sworn in before a House Oversight subcommittee, Grusch said he “was informed in the course of my official duties of a multi-decade UAP crash retrieval and reverse engineering program”. He added that he was “speaking to the facts as I have been told them”. Confirmed that he testified this, not that it is true.
T1House Oversight hearing, 26 Jul 2023pp. 9, 12 - Feb 2024confirmed
The Pentagon’s UAP office reviews the record and agrees with the balloon finding
AARO found no evidence that any US government investigation has confirmed a UAP sighting as extraterrestrial technology. On Roswell it restates the Air Force finding that the materials were consistent with a Project Mogul balloon. AARO is a Defense Department office reviewing the department’s own record, so this is confirmed as its finding only.
T1AARO historical review, Vol. I, 2024pp. 7, 21–22, 40involved party: US Department of Defense (AARO)
Branches
Go down oneA branch is only as strong as its weakest step so far. The count is how many sources back each step.
An alien spacecraft
Was the wreckage found near Roswell an alien spacecraft?
A 1978 tabloid article on Jesse Marcel’s claim that he had handled UFO debris, Stanton Friedman’s interviews with him, then the 1980 book “The Roswell Incident” by Berlitz and Moore. Known here through the Air Force’s own summary and the book’s catalogue record.
- 34% US adults who think it plausible that extraterrestrials crash-landed at Roswell in 1947 (FDU Poll) as of 24–29 Apr 2022 T2FDU Poll, 8 Jun 2022
- 12% US adults who say that claim is “very likely” true (FDU Poll) as of 24–29 Apr 2022 T2FDU Poll, 8 Jun 2022
- 31% US adults who said a spacecraft from another planet crashed in Roswell (Gallup/CNN/USA Today, as reported by AEI) as of 1997 T2AEI poll review, 3 Jun 2021
- 68% US adults who say the government knows more about UFOs than it is telling (Gallup) as of Jun 2019 T2Gallup, 6 Sep 2019
- 15,256,261 YouTube views of BuzzFeed Unsolved’s “Roswell’s Bizarre UFO Crash” as of 12 Oct 2026 T3BuzzFeed Unsolved video, 2017
The Army itself announced a “flying disc”
Proponents point out that the government changed its story: first a “flying disc”, then a balloon.
The premise: confirmedTrue. GAO records both statements, a day apart. The same-day FBI teletype already describes a balloon with a radar reflector, and the Air Force says the balloon was a then-secret Mogul train.
T1GAO report, 28 Jul 1995pp. 1, 4–5The official explanation kept changing
Grusch calls the Air Force analysis “a total hack job” that leans on crash test dummies.
The premise: confirmedTrue that it changed: a weather balloon in 1947, a secret Mogul balloon in 1994, test dummies for the bodies in 1997. Each later explanation comes from the Air Force itself, a party.
T1GAO report, 28 Jul 1995p. 1T1Air Force report, 1994 (pub. 1995)p. 9involved party: US Air ForceT1Air Force, “Case Closed”, 1997pp. 1–3involved party: US Air Force
- confirmed
The airfield itself announced a “flying disc” on 8 July 1947
Carried over from the main timeline (step 4). It is the Army’s own statement against its later account. The Air Force’s 1994 research found no document explaining why the announcement used those words.
T1GAO report, 28 Jul 1995p. 1T1Air Force report, 1994 (pub. 1995)p. 27involved party: US Air ForceStartStrength so far:confirmed· 2 sources on this step - confirmed
Every 1947 record found calls it a balloon
The FBI teletype of 8 July, the 9 July press reports and the base’s July history all describe a balloon. GAO, Congress’s auditor, found no other government record of the crash. Confirmed as to what the records say; two of them are the Army’s own.
T1GAO report, 28 Jul 1995pp. 1–2, 4= HoldsStrength so far:confirmed· 1 source on this step - confirmed
Some of the base’s records from the period were destroyed
GAO found administrative records and outgoing messages destroyed, with no record of who did it, when or under what authority. The archivist said many Air Force records of the period were destroyed without citing an authority.
T1GAO report, 28 Jul 1995pp. 2, 4= HoldsStrength so far:confirmed· 1 source on this step - unverified
Key claim: the wreckage was an alien spacecraft
No tier 1 or tier 2 source supports it; it rests on accounts first published in 1978–1980. Against it are the Air Force’s 1994 report and AARO’s 2024 review (both Defense Department) and a Smithsonian Magazine account quoting the National Air and Space Museum’s former space-history curator.
T3Berlitz and Moore, 1980 (book)catalogue recordT1Air Force report, 1994 (pub. 1995)p. 29involved party: US Air ForceT1AARO historical review, Vol. I, 2024pp. 21–22involved party: US Department of Defense (AARO)T2Smithsonian Magazine, 5 Jul 2017▼ WeakerStrength so far:unverified· 4 sources on this step
Bullshit meter
- Key claim: the wreckage was an alien spacecraft. Unverified.
- Key claim contradicted by tier 1? Not by an independent record. The tier-1 records against it come from the Defense Department, a party; GAO found no record of a craft and reported, without verifying, the Defense Department’s Mogul conclusion. Reviewers decide whether the independent Smithsonian account is enough for Disproven.
Fluff meter: possibly planted
- Can’t be traced to an original record. Absent: the “flying disc” wording traces to the airfield’s own 8 July 1947 announcement (GAO p. 1). The 1947 records found say nothing of aliens.
- First appeared from new or anonymous accounts. Not measured.
- Coordinated identical wording. Not measured.
- Cited source doesn’t exist. Absent: the 1980 book exists (catalogue record).
- Later contradicted. Present: the next day the Army Air Forces said it was a weather balloon (GAO p. 1).
● present · ○ absent · – not measured. Lists signals only. It never accuses anyone.
Personal interest meter
- The US Air Force, wrote the 1994 report; its own report calls it “the agency most often accused of hiding information and records on Roswell.” T1Air Force report, 1994 (pub. 1995)p. 1involved party: US Air Force
- AARO, is a Department of Defense office (its report’s title page); the Defense Department answered GAO by pointing to the Air Force’s report. T1GAO report, 28 Jul 1995p. 5
“Has a documented interest” only, each one sourced. Never an implication of guilt.
Correlation meter
- Project Mogul, in the main timeline (steps 1 and 9) and the spacecraft branch, where it is the Defense Department’s explanation. T1Air Force report, 1994 (pub. 1995)pp. 27, 29involved party: US Air Force
- Alien bodies, claimed in the bodies branch and shown on screen in the 1995 film (autopsy branch), which its makers admitted in 2006 they staged. T2Los Angeles Times, 10 Nov 2006
- Destroyed base records, in the main timeline (step 10) and the spacecraft branch: GAO could not say who destroyed them, when or why. T1GAO report, 28 Jul 1995p. 2
- Recovered bodies, claimed in the bodies branch, and alleged in general terms under oath by Grusch in 2023 (reverse-engineering branch). T1House Oversight hearing, 26 Jul 2023p. 40
- The Air Force as judge of its own case, in the spacecraft, bodies and Majestic 12 branches: the 1994 and 1997 reports and the finding of “fake” cited by the FBI are all Air Force work. T1FBI Vault, “Majestic 12” filefile descriptioninvolved party: US government (FBI)
Links to other cases appear once those cases exist.
Who worked on this
This case was assembled by the site from public records. Contributions are not open yet. Nothing here is invented, so the counts are zero.
This is the first published version of the case.
Sources
- T1General Accounting Office, “Government Records: Results of a Search for Records Concerning the 1947 Crash Near Roswell, New Mexico”, GAO/NSIAD-95-187 (B-262046), report to Rep. Steven H. Schiff, 28 Jul 1995. www.gao.gov
- T1involved party: US Air Force Headquarters United States Air Force, “The Roswell Report: Fact versus Fiction in the New Mexico Desert” (Government Printing Office, 1995), containing Col. Richard L. Weaver’s July 1994 “Report of Air Force Research Regarding the ‘Roswell Incident’” and 1st Lt. James McAndrew’s balloon synopsis (DTIC ADA326148). apps.dtic.mil · copy read: archive.org
- T1involved party: US Air Force James McAndrew, “The Roswell Report: Case Closed”, Headquarters United States Air Force (Government Printing Office, 1997). media.defense.gov · copy read: archive.org
- T1involved party: US Department of Defense (AARO) Department of Defense All-domain Anomaly Resolution Office, “Report on the Historical Record of U.S. Government Involvement with Unidentified Anomalous Phenomena (UAP), Volume I”, February 2024 (cleared for open publication 6 Mar 2024). media.defense.gov · copy read: documents2.theblackvault.com
- T2Donovan Webster, “In 1947, A High-Altitude Balloon Crash Landed in Roswell. The Aliens Never Left”, Smithsonian Magazine, 5 Jul 2017 (quotes the Roswell Daily Record of 8 Jul 1947 and the National Air and Space Museum’s Roger Launius). www.smithsonianmag.com
- T2Mark Olsen, “A fresh stab at ‘Alien Autopsy’”, Los Angeles Times, 10 Nov 2006. www.latimes.com
- T2Nathalie Lagerfeld, “How an Alien Autopsy Hoax Captured the World’s Imagination for a Decade”, TIME, 24 Jun 2016. time.com
- T2Rhik Samadder, “The Alien Autopsy Scandal: this fascinating tale of a bizarre DIY hoax hits Spinal Tap levels of hilarity”, The Guardian, 6 Jun 2026 (review of the Sky Documentaries series). www.theguardian.com
- T3Charles Berlitz and William L. Moore, “The Roswell Incident” (New York: Grosset & Dunlap, 1980). A record of the claim. Catalogue record only; the book’s text was not read.. archive.org
- T1“Unidentified Anomalous Phenomena: Implications on National Security, Public Safety, and Government Transparency”, hearing before the Subcommittee on National Security, the Border, and Foreign Affairs of the House Committee on Oversight and Accountability, 26 Jul 2023, Serial No. 118-53 (official printed transcript). www.govinfo.gov
- T3Andy Gipson, Miguel Sancho, Zoë Lake, Dana Leavitt and Ross Coulthart, “We are not alone: The UFO whistleblower speaks”, NewsNation, updated 11 Jun 2023. A record of Grusch’s claims; read as the copy submitted for the record of the 26 Jul 2023 hearing. www.newsnationnow.com · copy read: www.congress.gov
- T1Senate Amendment 797 (Mr. Schumer, for himself and Mr. Rounds, Mr. Rubio, Mrs. Gillibrand, Mr. Young and Mr. Heinrich), the “Unidentified Anomalous Phenomena Disclosure Act of 2023”, submitted to S. 2226 (the 2024 defense authorization bill), Congressional Record, 13 Jul 2023, pp. S2953–S2959. www.govinfo.gov
- T1National Archives and Records Administration, “Project BLUE BOOK - Unidentified Flying Objects” research page, sections on “MJ12” and the “Majestic 12 or ‘MJ-12’ Reference Report”. www.archives.gov
- T1involved party: US government (FBI) Federal Bureau of Investigation, FBI Records: The Vault, “Majestic 12” (file description, and Part 01 of the released file). vault.fbi.gov · copy read: web.archive.org
- T3Philip J. Klass, “The New Bogus Majestic-12 Documents”, Skeptical Inquirer, May/June 2000, pp. 44–46 (a critic’s commentary). centerforinquiry.s3.amazonaws.com
- T3Robert M. Wood and Ryan S. Wood, “Summary Arguments”, Majestic Documents (the proponents’ own site). majesticdocuments.com
- T2Fairleigh Dickinson University Poll, release of 8 Jun 2022 for the 75th anniversary of the Roswell incident (1,021 US adults, surveyed 24–29 Apr 2022). portal.fdu.edu
- T2Karlyn Bowman, “UFOs: Americans’ Opinions on What’s Out There”, American Enterprise Institute, 3 Jun 2021 (a compilation of poll results, including the 1997 Gallup/CNN/USA Today questions). www.aei.org
- T2Lydia Saad, “Americans Skeptical of UFOs, but Say Government Knows More”, Gallup, 6 Sep 2019 (surveys of 19–30 Jun and 1–14 Aug 2019). news.gallup.com
- T3“Roswell’s Bizarre UFO Crash”, BuzzFeed Unsolved Network, YouTube, 17 Nov 2017. www.youtube.com
- T3“Nurse Who Saw Alien Autopsies In Roswell | Roswell: The Final Verdict”, Quest TV, YouTube, 4 Mar 2022 (description: Glen Dennis recounts a nurse’s account). www.youtube.com
- T3“Joe Rogan Experience #2065 - David Grusch”, PowerfulJRE, YouTube, 27 Jun 2024. www.youtube.com
- T3“Joe Rogan Experience #2560 - David Grusch”, PowerfulJRE, YouTube, 30 Sep 2026. www.youtube.com
- T3“The Majestic-12 Documents [With Ryan S. Wood]”, UAP Gerb, YouTube, 25 Aug 2024 (a proponent interview). www.youtube.com
- T3“Majestic 12 | Secret Documents Expose UFO Cover-Up Vol. 1”, The Why Files, YouTube, 4 Sep 2025 (its description frames the documents as a disinformation campaign). www.youtube.com