275 of 275 FILES

GEIPAN Case 2012-06-08317 — LAMBERSART (59) 17.06.2012

A 51-year-old civilian witness in Lambersart, France submits a GEIPAN standard questionnaire describing a 15-second silent overflight of 10–15 transparent spheres flying south-to-north in tight formation at 04:00 on 17 June 2012; GEIPAN classified the case D1 (strange unidentified).

• transparent spheres
• formation flight
• silent

GEIPAN Case 2012-07-08299 — MONTCHABOUD (38) 26.07.2012

A CalSky orbital-prediction printout generated by GEIPAN investigators on September 3, 2012, listing every tracked satellite and celestial event visible from Montchaboud, France on the evening of July 26, 2012 — the night of a 6-second UAP sighting at 22h20 local time that GEIPAN classified D1 (unexplained).

• vaporous ball
• south-to-north trajectory
• silent

GEIPAN Case 2012-07-08299 — MONTCHABOUD (38) 26.07.2012

GEIPAN investigation report classifying a 2012 Montchaboud, France UAP observation by a single civilian witness as D1 (unexplained) after ruling out seven distinct hypothesis categories.

• vaporous sphere
• silent
• straight-line trajectory

GEIPAN Case 2012-07-08299 — MONTCHABOUD (38) 26.07.2012

A Space Safety Magazine article documenting amateur telescopic photography of the Japanese classified spy satellite IGS-1B during its final pre-reentry orbits, collected by GEIPAN investigators as open-source reference material for UAP case 2012-07-08299 — a D1 (unexplained) sighting from Montchaboud, France on the same calendar date as the satellite's confirmed reentry.

• satellite reentry
• IGS-1B
• vaporous ball

GEIPAN Case 2012-07-08299 — MONTCHABOUD (38) 26.07.2012

GEIPAN case 2012-07-08299 is a French civilian eyewitness questionnaire documenting a silent, vaporous sphere transiting south-to-north over Montchaboud, Isere, on 26 July 2012 at 22:20 for 3-6 seconds; rated D1 (unexplained) by CNES's UAP unit.

• vaporous sphere
• luminous trail
• silent

GEIPAN Case 2012-08-08284 — VOLX (04) 08.08.2012

GEIPAN's December 2015 field-investigation report on an August 2012 civilian sighting in Volx, France: a silent, weaver's-shuttle-shaped object crossed the night sky in five seconds on a trajectory that eliminates every conventional explanation the agency could construct, closing as D1 (unidentified phenomenon).

• weaver's shuttle shape
• naked eye
• Volx Alpes-de-Haute-Provence France

GEIPAN Case 2012-08-08284 — VOLX (04) 08.08.2012

GEIPAN case 2012-08-08284: a single French civilian witness reports a 5-second silent overflight of a weaver's-shuttle-shaped, green-brown UAP over Volx, Alpes-de-Haute-Provence, on the night of 8 August 2012, documented via the agency's standard individual questionnaire.

• weaver's shuttle shape
• silent flight
• green-brown coloration

GEIPAN Case 2013-05-08459 — MENIL-HUBERT-SUR-ORNE (61) 29.05.2013

GEIPAN's July 2013 investigation report of a single-witness sighting of a large, dark, pebble-shaped UAP with four red lights and a high-pitched hum over a Norman village cemetery, classified D1 (unexplained).

• pebble-shaped
• dark object
• four red lights

GEIPAN Case 2013-05-08459 — MENIL-HUBERT-SUR-ORNE (61) 29.05.2013

GEIPAN D1-classified witness questionnaire in which a motorist near Ménil-Hubert-sur-Orne, Normandy, reports a massive flat pebble-shaped dark UAP with four red lights hovering at roughly 30 meters altitude before drifting slowly northwest on the night of 29 May 2013.

• pebble-shaped
• disc-flat
• dark

GEIPAN Case 2013-05-08459 — MENIL-HUBERT-SUR-ORNE (61) 29.05.2013

A 2013 GEIPAN case from Normandy in which a motorist observed a dark, pebble-shaped object with red lights and a high-pitched buzz at low altitude before it moved northwest and vanished behind a hedge — classified D1 (unexplained).

• pebble-shaped
• red lights fore-aft
• low altitude

GEIPAN Case 2014-01-08689 — THEY-SOUS-MONTFORT (88) 28.01.2014

GEIPAN investigative report (classification D1 — unexplained) documenting a single civilian witness's 2–3 minute observation of a silent, bright red luminous sphere with a short reddish-blue tail that performed a complex low-altitude trajectory — including a sustained hover and sudden violent departure — in They-sous-Montfort, Vosges, France, on 28 January 2014.

• red luminous sphere
• reddish-blue tail
• low-altitude

GEIPAN Case 2014-01-08689 — THEY-SOUS-MONTFORT (88) 28.01.2014

A French GEIPAN witness questionnaire documenting a January 2014 nighttime sighting near They-sous-Montfort, Vosges, in which a lone outdoor witness observed a red luminous ball with a blue tail execute a multi-phase trajectory reversal over two to three minutes; GEIPAN classified the case D1 — unexplained, insufficient data.

• nocturnal light
• red ball
• blue tail

GEIPAN Case 2014-04-50829 — BORNEL (60) 24.04.2014

GEIPAN investigative report (finalized 19 September 2019) on a D1-classified UAP observed by a retired couple in Bornel, Oise, France on the night of 24 April 2014: a silent orange incandescent fireball later revealed as a light source mounted on the leading edge of a 4-meter triangular gray craft that executed an abrupt halt, vertical descent, off-axis rotation, ten-second hover, and silent departure.

• orange fireball
• triangular craft
• silent

GEIPAN Case 2014-04-50829 — BORNEL (60) 24.04.2014

A standard GEIPAN witness questionnaire filed by a retired couple from Bornel, Oise, describing a silent triangular UAP with intense orange luminosity that hovered and rotated before disappearing into cloud cover on 24 April 2014.

• triangular UAP
• orange luminosity
• silent flight

GEIPAN Case 2014-06-50078 — ETRELLES (35) 01.06.2014

GEIPAN classification-D1 investigation of a June 2014 nocturnal UAP sighting near Etrelles, France, cross-referenced against BOAM amateur meteor-network camera telemetry that captured a sporadic event at the same timestamp.

• dark mass
• two faint lights
• sudden acceleration

GEIPAN Case 2014-06-50078 — ETRELLES (35) 01.06.2014

A CalSky satellite-pass calendar printout queried for Etrelles, France at 22:50:18 CET on 1 June 2014 — investigative support material produced by GEIPAN to test orbital-object hypotheses for case 2014-06-50078, a D1-classified unexplained sighting of a dark aerial mass with two small lights that accelerated suddenly and vanished.

• dark mass
• two small lights
• sudden acceleration

GEIPAN Case 2014-06-50078 — ETRELLES (35) 01.06.2014

GEIPAN formal inquiry report on a June 2014 sighting of a silent, fast-departing dark rectangular mass bearing two greenish-white lights over an industrial zone in Brittany, France, classified D1 (unexplained, high consistency).

• dark rectangular mass
• two greenish-white lights
• silent

GEIPAN Case 2014-06-50078 — ETRELLES (35) 01.06.2014

A GEIPAN/CNES case file compiling two gendarmerie procès-verbaux and a standardized witness questionnaire documenting a dark, silent aerial mass with two faint greenish lights that hovered stationary for under two seconds over a French industrial zone before accelerating eastward at extreme velocity and vanishing — classified D1 (unexplained).

• dark mass
• paired greenish-white lights
• extreme acceleration

GEIPAN Case 2014-08-08968 — ZONZA (2A) 28.08.2014

A gendarmerie procès-verbal documenting a single witness's account of a silent, multi-element aerial formation — six lines of dark objects flanking a large luminous circle — observed over Corsica at 0500 on 28 August 2014, subsequently classified D1 (unidentified) by GEIPAN.

• dark circular mass
• luminous underside
• formation flight

GEIPAN Case 2014-08-08968 — ZONZA (2A) 28.08.2014

GEIPAN investigation report classifying the August 28, 2014 Zonza, Corsica observation of a large silent dark circular mass with interior lights and escorted formations as D1 — unexplained, medium-to-high strangeness.

• dark circular mass
• silent
• formation flight

GEIPAN Case 2015-01-09080 — SAINT-ZACHARIE (83) 12.01.2015

GEIPAN's official investigation report for case 2015-01-09080: a single-witness, close-proximity observation of a silent oval UAP in Saint-Zacharie (Var), France on 12 January 2015, classified D1 (unexplained, medium strangeness) after all conventional hypotheses were assessed at below 30% probability.

• oval UAP
• silent propulsion
• close encounter

GEIPAN Case 2015-01-09080 — SAINT-ZACHARIE (83) 12.01.2015

A GEIPAN D1-classified close-encounter report from Saint-Zacharie, France, in which a witness observed a silent, slow-moving anthracite-grey oval UAP with a white forward light from a distance of a few meters at dawn on 12 January 2015.

• oval
• anthracite grey
• white forward light

GEIPAN Case 2015-10-09361 — MONTAYRAL (47) 23.10.2015

GEIPAN investigation report classifying a 2015 daytime sighting of a stationary black opaque object near the Fumel aerodrome in Montayral (Lot-et-Garonne, France) as D1 — unexplained phenomenon of average strangeness.

• black sphere
• stationary 20+ min
• distortion halo

GEIPAN Case 2015-10-09361 — MONTAYRAL (47) 23.10.2015

A GEIPAN witness questionnaire documenting a single civilian's 27-minute sighting of a stationary, deep-black diffuse sphere over the Fumel aerodrome in Montayral, France on 23 October 2015, classified D1 (unexplained, medium strangeness).

• dark sphere
• stationary
• naked eye

GEIPAN Case 2018-07-50618 — SAINTE-FOY-DE-PEYROLIERES (31) 08.07.2018

A GEIPAN/CNES investigation report (case 2018-07-50618, classification D1) documenting a 20-second nocturnal sighting by a single civilian witness in Sainte-Foy-de-Peyrolières, France on 8 July 2018, in which a multi-phase aerial phenomenon descended silently from apparent high altitude, shifted between rectangular and triangular forms, and executed a rapid horizontal acceleration — with the sole corroborating military radar dataset permanently lost.

• nocturnal lights
• shape-shifting
• rectangular form

GEIPAN Case 2018-07-50618 — SAINTE-FOY-DE-PEYROLIERES (31) 08.07.2018

GEIPAN D1 case 2018-07-50618: a single civilian witness in Sainte-Foy-de-Peyrolières, France, describes a ~20-second, five-phase nocturnal sighting on July 8, 2018 — involving multiple ultra-bright simultaneous points, a shape-shifting rectangular-to-triangular dark object, and a silent acceleration with no sonic boom.

• luminous points
• cascade descent
• rectangular wing

GEIPAN Case 2018-12-50686 — FORET-FOUESNANT (LA) (29) 10.12.2018

GEIPAN's formal investigation report on a December 2018 night sighting of a silent, bicolored luminous bar near La Forêt-Fouesnant, Brittany, classified D1 (unexplained) after all conventional hypotheses fell below 50% probability.

• D1-unexplained
• nocturnal light
• yellow bar

GEIPAN Case 2018-12-50686 — FORET-FOUESNANT (LA) (29) 10.12.2018

A GEIPAN D1-classified witness questionnaire documenting a single observer's 90-second nighttime encounter with a silent rectangular yellow-and-green luminous bar near La Forêt-Fouesnant, Finistère, on December 10, 2018, including a reported post-observation radio malfunction.

• rectangular bar
• yellow electric light
• fluorescent green center

GEIPAN Case 2019-11-50872 — VILLERS-LES-LUXEUIL (70) 26.11.2019

A GEIPAN/CNES investigation report (January 2025) documenting a 26 November 2019 sighting by two motorists of a silent, dark triangular UAP over Villers-les-Luxeuil, France, classified D1 after conventional aircraft and drone hypotheses could not fully account for the observation.

• triangular UAP
• silent
• low altitude

GEIPAN Case 2019-11-50872 — VILLERS-LES-LUXEUIL (70) 26.11.2019

GEIPAN technical questionnaire (form R162) for case 2019-11-50872: two civilian witnesses driving separately in Haute-Saône, France, report a white light and a moving black triangular shape on the evening of 26 November 2019; assigned GEIPAN classification D1 — phenomenon unexplained, witnesses deemed reliable.

• black triangle
• white light
• visual observation

GEIPAN Case 2019-11-50872 — VILLERS-LES-LUXEUIL (70) 26.11.2019

A GEIPAN D1-classified case from 26 November 2019 in which two motorists independently observed a white light and then a black triangular form moving through the sky near Villers-lès-Luxeuil, France.

• triangular shape
• white light
• black form

GEIPAN Case 2020-01-50998 — CROZON (29) 13.01.2020

GEIPAN's formal investigation report (case D1 — unexplained) of a single-witness sighting of three stationary, silent vivid-red rectangles hovering over the Crozon peninsula on 13 January 2020, which held position against gale-force wind before accelerating skyward at high speed.

• red rectangles
• nocturnal lights
• stationary in high winds

GEIPAN Case 2020-01-50998 — CROZON (29) 13.01.2020

GEIPAN technical questionnaire for case 2020-01-50998, a D1-classified (unexplained) sighting of bright red rectangular luminous objects moving in a stormy sky over the Crozon peninsula, Finistère, on 13 January 2020.

• red rectangles
• multiple objects
• luminous

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN Classification D investigation report on a June 2020 nocturnal sighting of two silent blue-white lights by three adult witnesses in rural Normandy, France, which remained unidentified after a multi-year inquiry including radar checks, cognitive interviews, and IPACO photogrammetric analysis.

• dual blue-white lights
• silent flight
• linear horizontal trajectory

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN case 2020-06-51034 is a French government UAP investigation record documenting a silent, rectilinear nocturnal passage of two bluish lights observed by three witnesses in rural Normandy on 3 June 2020, classified D (non-identified) after investigation.

• two blue lights
• silent
• rectilinear trajectory

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

A GEIPAN classification-D case report documenting three witnesses' nighttime observation of a silent, rectilinearly-moving UAP composed of two bluish lights over rural Normandy on June 3, 2020.

• nocturnal lights
• two bluish lights
• silent

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN case 2020-06-51034 is a French national UAP investigation file documenting three civilian witnesses' brief nocturnal sighting of a silent, rectilinearly-moving object showing two bluish lights over rural Normandy on 3 June 2020, assigned Classification D (unexplained after full investigation).

• two bluish lights
• nocturnal lights
• silent flight

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN Class D case: three civilian witnesses report a silent, linearly-moving bluish-lit UAP over rural Normandy at midnight on 3 June 2020, remaining unidentified after official investigation.

• Class D
• bluish lights
• blue halo

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN case 2020-06-51034 documents a nocturnal UAP sighting by three witnesses in rural Normandy on 03 June 2020, classified D (unidentified after investigation), involving the silent rectilinear passage of two bluish lights lasting 5–10 seconds.

• dual bluish lights
• silent
• rectilinear trajectory

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN's standard technical questionnaire submitted by three civilian witnesses describing a silent, two-light bluish aerial phenomenon observed near Aunay-les-Bois (Orne, France) on the night of 3 June 2020, classified Category D (unidentified) after investigation.

• two-light formation
• bluish lights
• halo

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

Witness 3's hand-drawn sketch filed with GEIPAN case 2020-06-51034, documenting a 5-to-10-second silent, rectilinear passage of a two-blue-light UAP over Aunay-les-Bois, Orne, France on the night of 3 June 2020 — left unidentified after investigation.

• two blue lights
• silent
• rectilinear flight

GEIPAN Case 2020-06-51034 — AUNAY-LES-BOIS (61) 03.06.2020

GEIPAN Classification D witness questionnaire documenting a silent two-light blue-white UAP observed by three adults for 5-10 seconds over rural Normandy on 3 June 2020, with no prosaic identification reached after investigation.

• nocturnal lights
• blue-white
• silent

GEIPAN Case 2022-03-51336 — DOUAI (59) 27.03.2022

GEIPAN case D1: a single civilian witness in Douai, France reported a silent, triangular UAP with yellow and orange-pink lights on 27 March 2022; the phenomenon remained unidentified after full field investigation and radar cross-reference.

• triangular UAP
• silent
• orange-pink illumination

GEIPAN Case 2022-03-51336 — DOUAI (59) 27.03.2022

GEIPAN case 2022-03-51336: a single female witness in Douai, Nord reports a silent equilateral-triangle UAP with colored lights on a straight SE-to-NW heading on the night of 27 March 2022, classified D1 (unexplained after investigation) by CNES/GEIPAN.

• triangular UAP
• silent flight
• colored lights

GEIPAN Case 2022-05-51350 — MONTLUEL (01) 14.05.2022

A two-page technical annex to GEIPAN case 2022-05-51350, charting terrain-elevation profiles along the three observation axes recorded during a classified-D nocturnal rectangular UAP sighting in Montluel (Ain), France, on 14 May 2022.

• rectangular
• dark
• silent

GEIPAN Case 2022-05-51350 — MONTLUEL (01) 14.05.2022

GEIPAN Classification D investigation report for a single-witness sighting of a silent, dark rectangular UAP over Montluel, Ain, France at 03:10 on 14 May 2022, notable for a reported cloud-deformation effect at the object's edges; unidentified after full investigation.

• rectangular UAP
• dark/anthracite
• silent

GEIPAN Case 2022-05-51350 — MONTLUEL (01) 14.05.2022

GEIPAN case 2022-05-51350 is a French national UAP investigative file documenting an 8-second nocturnal sighting of a silent, rectangular, anthracite-gray object over Montluel (Ain), classified D — genuinely unidentified after investigation.

• rectangular
• silent
• no-lights

GEIPAN Case 2022-05-51350 — MONTLUEL (01) 14.05.2022

GEIPAN case 2022-05-51350: a single civilian witness in Montluel, France reported an 8-second low-altitude passage of a silent, dark rectangular UAP at 03:10 on 14 May 2022, classified Category D (unidentified after investigation) by CNES.

• rectangular
• anthracite grey
• silent

GEIPAN Case 2022-09-51395 — RUFFEC (16) 13.09.2022

GEIPAN's formal investigation of a Classification D UAP — a cyclically appearing and disappearing white luminous point observed over Ruffec, France on September 13, 2022 — which remained unidentified after systematic elimination of four candidate explanations.

• white point light
• cyclic appearance/disappearance
• arc trajectory

GEIPAN Case 2022-09-51395 — RUFFEC (16) 13.09.2022

GEIPAN technical questionnaire for case 2022-09-51395: a single civilian witness in Ruffec, France observed a silent white luminous point cycling through appearance and disappearance at ~6-second intervals for roughly five minutes on the evening of 13 September 2022; the case was classified D (unidentified after investigation).

• white luminous point
• cyclic appearance/disappearance
• ~6-second periodicity

GEIPAN Case 2023-12-51504 — HEM (59) 16.12.2022

GEIPAN official investigation report (classification D1, ref. DTN_DA_GP-2024.0012609) on a single civilian's December 2022 sighting of three silent, reddish toroidal rings in triangular formation over HEM, Nord, France — unidentified after a full remote and on-site inquiry.

• triangular formation
• toroidal rings
• reddish-orange luminosity

GEIPAN Case 2023-12-51504 — HEM (59) 16.12.2022

A GEIPAN-investigated civilian witness report (classification D1: unidentified) of three silent reddish rings in a triangular formation observed for approximately ten seconds over HEM, northern France, on the night of December 16, 2022.

• three reddish rings
• triangular formation
• silent

GEPAN Technical Note 9, Magnetohydrodynamics propulsion survey

GEPAN Technical Note 9, a 1978 CNES survey of magnetohydrodynamics as a theoretical propulsion framework.

Halt Tape — Lt Col Charles Halt's Microcassette Recording, Rendlesham Forest December 28, 1980

An 18-minute microcassette recording made in real time by USAF Deputy Base Commander Lt Col Charles Halt during the second night of the Rendlesham Forest incident, December 28, 1980 — the only known contemporaneous audio record of a senior US military officer narrating direct UAP observation.

• pulsing lights
• landing trace
• ground radiation

Howden Moor / Sheffield Incident — DEFE 24/1997 (March 1997 sonic boom and triangular craft reports)

DEFE 24/1997 is the MoD UFO desk file for 1996–1997, centred on the Howden Moor/Sheffield incident of 24 March 1997, and containing correspondence, internal intelligence traffic, and press enclosures that document the department's handling—and active downplaying—of UAP reports during this period.

• triangular craft
• sonic boom
• Howden Moor

The RNZAF's declassified investigation file covering the December 1978 Kaikoura multi-witness radar-visual UAP events, including Dr. Bruce Maccabee's film analysis and DSIR technical reports.

• radar-visual
• multi-witness
• 16mm film

Listagem 4º Recolhimento ARX — FAB UFO Transfer Index

A Brazilian Air Force administrative inventory cataloguing hundreds of civilian OVNI questionnaires, official correspondence, and inter-agency communications from the 1990s, transferred to the Arquivo Nacional under a 2010 declassification ordinance.

• OVNI/UFO
• Brazil
• 1990s

Lt. Col. Salmon F-16 Radar Trace Report — Night of 30–31 March 1990

Official Belgian Air Force report by Lt. Col. Salmon on F-16 radar contacts during the 30–31 March 1990 intercept night, prefaced by a February 2026 note by researcher Marc Hallet stating the report led Professor Meessen to retract his earlier published claim that the echoes proved extraterrestrial origin.

• radar
• F-16 intercept
• Belgium

M1148 Flying Saucers (1954–1955) — Prime Minister Menzies Personal Records

Australian PM Menzies' personal 1954–1955 file of ministerial correspondence on flying saucers, aggregating diplomatic dispatches, a classified RAAF radar report, CSIRO science assessments, and UK defence-science opinion — all trending toward official skepticism with residual uncertainty.

• radar anomaly
• Williamtown RAAF
• 2800 MHz GCA radar

MoD UFO Files Highlights Guide — Final Tranche, June 2013

The UK National Archives' official highlights guide for the tenth and final tranche of MoD UFO files, summarising the November 2009 decision to permanently close the UFO desk and the contents of 25 DEFE 24 volumes covering 2007-2009.

• UK-2007-2009
• Chinese-lanterns
• radar-track