Chronological record of documented UFO encounters spanning five centuries of unexplained aerial phenomena.
Residents of Nuremberg witnessed an apparent aerial battle of spheres, cylinders, and crosses, documented in a famous 1561 woodcut broadsheet.
Large black spheres were observed in the sky over Basel, documented in a gazette broadsheet similar to the Nuremberg event five years prior.
Japanese fishermen in 1803 discovered a strange rounded vessel with crystal windows carrying a mysterious woman who could not communicate, documented in four separate Edo-period texts with illustrations resembling modern flying saucers.
During the 1897 airship wave, a craft allegedly crashed into a windmill in Aurora, TX, with reports of a non-human pilot buried in the local cemetery.
Thousands of South Africans reported an advanced aerial vehicle performing impossible maneuvers in the weeks before WWI, part of the mysterious global 'phantom airship' wave that predated modern UFO sightings by decades.
The US military fired over 1,400 anti-aircraft rounds at unidentified objects over LA weeks after Pearl Harbor, with a famous searchlight photo capturing the event.
Mysterious luminous spheres paced Allied bomber crews over Europe and the Pacific during WWII, feared as Axis weapons but never explained.
Over 2,000 reports of rocket-shaped objects over Scandinavia prompted a Swedish military investigation that concluded 80% were unexplained.
Three days before the Kenneth Arnold sighting, harbor patrolman Harold Dahl reported six doughnut-shaped craft ejecting molten material near Puget Sound. Two investigating officers later died in a plane crash.
Private pilot Kenneth Arnold's sighting of nine unusual objects near Mount Rainier launched the modern UFO era and coined the term 'flying saucers.'
Over 800 UFO sightings in just two weeks during the summer of 1947 created a nationwide phenomenon that launched government investigations and permanently changed American culture.
Just ten days after Kenneth Arnold's sighting, airline pilots on United Flight 105 observed multiple disc-shaped objects over Idaho, marking the first professional pilot UFO report of the modern era.
The US military initially announced recovery of a 'flying disc' near Roswell, NM before retracting the statement, creating the most famous UFO controversy in history.
Captain Thomas Mantell died pursuing a large metallic UFO over Kentucky, becoming the first pilot death attributed to a UFO chase.
A Soviet pilot was scrambled to intercept a silver object over the USSR's most secret missile base; the object reportedly disabled his aircraft with a beam.
Two Eastern Airlines pilots observed a cigar-shaped craft with glowing windows pass their DC-3 at close range, prompting Project Sign's ET conclusion.
USAF pilot George Gorman engaged in a 27-minute aerial dogfight with a maneuvering light over Fargo that outperformed his P-51 Mustang.
Pluto discoverer Clyde Tombaugh observed a formation of yellowish-green rectangular lights moving silently across the New Mexico sky, baffling one of history's most accomplished astronomical observers.
A disc-shaped object repeatedly appeared over a searchlight in Norwood, Ohio, tracked by Army instruments and witnessed by hundreds over several months.
Approximately half the population of Farmington, New Mexico witnessed hundreds of silvery objects maneuvering across the sky in a massive two-day aerial display.
Paul and Evelyn Trent photographed a metallic disc over their Oregon farm, producing the most analyzed and authenticated UFO photos in history.
Nick Mariana filmed two bright rotating discs over Great Falls, Montana, producing one of the earliest credible pieces of UFO film evidence.
V-formations of bluish-green lights observed by Texas Tech professors and photographed by a student became a classic unsolved Project Blue Book case.
Navy photographer Delbert Newhouse filmed bright maneuvering objects over Utah; Navy analysis concluded they were 'intelligently controlled vehicles.'
UFOs tracked on radar over the nation's capital on two consecutive weekends, triggering jet scrambles and the largest Pentagon press conference since WWII.
A group in Flatwoods, WV encountered a tall hissing entity near a glowing landed object, leaving witnesses physically ill during the 1952 UFO wave.
A secret CIA-sponsored panel of scientists met for four days in 1953 and recommended systematic debunking of UFO reports, establishing government policy that shaped the cover-up narrative for decades.
The Sutton family reported hours-long siege by small luminous beings at their Kentucky farmhouse, prompting a multi-agency investigation.
Multiple radar stations and a fighter jet tracked UFOs over two RAF bases; the Condon Committee called it 'the most puzzling case in the radar-visual files.'
A USAF RB-47 reconnaissance bomber tracked an object on radar, electronic countermeasures, and visually for 700+ miles across multiple states.
At least 15 independent witnesses near Levelland, TX reported a glowing object that killed vehicle engines and headlights at close range.
A photographer aboard a Brazilian Navy ship captured photos of a Saturn-shaped UFO over Trindade Island, endorsed by the Navy and the President of Brazil.
French soldiers during the Algerian War observed an enormous elliptical craft estimated at 250-350 meters wide, emitting green light and a concentrated beam, part of a pattern of wartime UFO sightings.
Nine hikers died under bizarre circumstances in the Ural Mountains; the lead investigator believed the deaths were connected to reported luminous objects in the area.
Anglican priest and 37 witnesses observed a hovering disc with humanoid figures who appeared to wave back when greeted, over a Papua New Guinea mission station.
The first widely publicized alien abduction case in the US, featuring missing time, hypnotic regression, and the iconic Betty Hill star map.
Police officer Lonnie Zamora witnessed a landed egg-shaped craft with two figures that left physical traces investigated by the FBI and Project Blue Book.
A photograph taken of a young girl on a marsh appeared to show a figure in a white spacesuit behind her. Kodak verified the negative was genuine and unaltered.
Lavender farmer Maurice Masse encountered a landed craft with two beings who paralyzed him with a device; the landing left lasting physical traces in his field.
A teenager and two police officers independently witnessed a massive silent craft with pulsating red lights near Exeter, NH, forming the basis of an influential book.
A controlled fireball landed near Kecksburg, PA; witnesses described an acorn-shaped craft with hieroglyphics before the Army removed it under secrecy.
A brilliant light repeatedly hovered over Wanaque Reservoir, witnessed by police, officials, and hundreds of residents over several weeks.
Over 200 students and teachers at a Melbourne school witnessed a silvery disc land in an adjacent field before authorities allegedly suppressed the story.
Four police officers across two states chased a luminous UFO for 86 miles; Blue Book's 'Venus' explanation was rejected by its own scientific consultant.
A glowing UFO hovered over Malmstrom AFB while 10 Minuteman nuclear missiles simultaneously went offline with no technical explanation found.
Stefan Michalak was burned by a landed disc at Falcon Lake, leaving a distinctive grid-pattern burn; later honored by a Canadian commemorative coin.
Multiple witnesses including RCMP officers saw an illuminated object crash into Shag Harbour; official Canadian government documents call it a 'UFO.'
A B-52 crew and ground personnel at Minot AFB simultaneously tracked a large luminous object on radar that disrupted UHF communications near nuclear missile sites.
Future U.S. President Jimmy Carter and ten witnesses observed a color-changing luminous object over Leary, Georgia, making it the only confirmed UFO sighting by an American president.
U.S. Embassy officials and numerous residents of Tunis observed a full-moon-sized green-blue two-part flying object that exploded into a greenish circular cloud over the Tunisian capital.
The Air Force allegedly filmed a UFO landing at Holloman AFB and offered the footage for a documentary before withdrawing it at the last moment.
A teenager witnessed a glowing object that left a hydrophobic ring in the soil with anomalous chemical properties persisting for years.
Three NASA astronauts aboard Skylab 3 observed and photographed a bright red rotating object from orbit for over 10 minutes, with NORAD unable to identify any known object in the vicinity.
Two fishermen reported abduction by robotic beings; a secret sheriff's recording captured their genuine terror when they believed they were alone.
A US Army helicopter was pulled upward 2,100 feet by an unknown force while a cigar-shaped object bathed it in a green beam, confirmed by ground witnesses.
A seismic event, explosion, and glowing object on the Berwyn Mountains created the 'Welsh Roswell,' with allegations of military crash retrieval.
An alleged midair collision between a small plane and a UFO near Coyame, Mexico, reportedly led to a covert U.S. military crash retrieval operation.
South African farmer Danie van Graan observed a metallic craft with four humanoid beings at close range before being struck by a beam of light that caused permanent vision damage, with landing traces found at the site.
Unknown craft repeatedly hovered over the nuclear weapons storage area at Loring AFB during a wave of UFO incursions at nuclear bases across the US.
Logger Travis Walton was struck by a beam from a hovering disc and vanished for 5 days; six coworkers who witnessed the event passed polygraph tests.
UFOs repeatedly hovered over nuclear missile silos at Malmstrom AFB, tracked by NORAD radar, as part of a broader wave at northern-tier military bases.
Thousands across the Canary Islands witnessed a massive luminous sphere; the Spanish Air Force investigation found no conventional explanation.
Four men on a camping trip in Maine experienced missing time after a beam of light engulfed their canoe; all independently recalled identical abduction experiences.
Iranian Air Force F-4 Phantoms scrambled to intercept a UFO over Tehran experienced weapons and electronics failures, documented by a declassified DIA report.
Fourteen schoolchildren and dozens of adults reported UFOs and humanoid figures across Pembrokeshire, Wales, creating the 'Welsh Triangle' phenomenon.
A massive jellyfish-like luminous object hovered over Petrozavodsk, prompting the Soviet government to establish official UFO research programs.
Brazilian Air Force 'Operation Saucer' investigated UFOs reportedly attacking residents with beams of light, producing over 500 photographs.
Pilot Frederick Valentich vanished over Bass Strait after radioing about an unknown craft hovering above him; no trace was ever found.
RCMP Constable James Blackwood and twelve witnesses observed an oval craft with a fin hovering over water for two hours near Clarenville, which mimicked the flashing lights of his police cruiser.
A TV film crew captured footage of luminous objects simultaneously tracked on Wellington radar off New Zealand's coast, investigated by the RNZAF.
Scottish forestry worker Robert Taylor was physically attacked by a UFO and smaller spheres, leading to the only criminal investigation of a UFO encounter in British history.
US Air Force personnel at a NATO base in England reported close encounters with a triangular craft over multiple nights, supported by physical evidence and an official memo.
Three witnesses encountered a diamond-shaped craft with military helicopter escort; all suffered severe radiation-like injuries and sued the US government.
Recurring anomalous lights in a Norwegian valley since 1981 are monitored by a permanent scientific station, producing peer-reviewed research.
A disc-shaped craft landed briefly on a French farm, leaving physical traces that were scientifically analyzed by the French government's official UFO research unit.
Thousands reported a massive silent boomerang craft over the Hudson Valley for four years, documented in over 5,000 sighting reports.
A spherical object crashed on Height 611, leaving metallic fragments with anomalous compositions analyzed by Soviet scientists in laboratory settings.
Brazil scrambled five fighters to intercept 21 radar targets; the Air Minister held a press conference confirming 'we have technical evidence that something was there.'
A JAL 747 captain encountered a walnut-shaped object 'twice the size of an aircraft carrier' over Alaska, tracked on radar; FAA evidence was confiscated by CIA.
Over 3,000 UFO reports flooded a small Virginia town beginning in 1987 after police officers spotted anomalous lights, creating one of the most intensely documented regional UFO waves in American history.
Builder Ed Walters captured extensive UFO photographs in Gulf Breeze, FL while hundreds of independent witnesses reported sightings during a months-long wave.
A former police officer photographed a small entity on Ilkley Moor before witnessing a craft depart; he later recalled an abduction under hypnosis.
A glowing object lifted the Knowles family's car off the road on the Nullarbor Plain, leaving physical residue and damage analyzed by laboratories.
Multiple witnesses in Voronezh reported a landed craft with tall beings and a robot, reported by official Soviet news agency TASS.
Bob Lazar claimed to have reverse-engineered alien propulsion at 'S-4' near Area 51, describing Element 115 fuel years before its synthesis.
Over 13,500 witnesses across Belgium reported massive silent triangular craft, confirmed by police, radar, and Belgian Air Force F-16 intercepts.
Two hikers photographed a diamond-shaped craft with a Harrier jet nearby in Scotland. The UK government classified the photos for over 30 years before one was released in 2022.
Thousands filming a solar eclipse over Mexico City independently captured footage of a metallic disc, creating one of the most widely filmed UFO events.
The small Scottish village of Bonnybridge has reported approximately 300 UFO sightings per year since 1992, earning it the title of 'UFO Capital of the World' with the highest per capita sighting rate on Earth.
Military personnel at two RAF bases observed a massive triangular craft with a searching beam of light; investigated by the MoD's Nick Pope.
A Utah ranch with decades of reported UFO and paranormal activity became the focus of a secret $22 million Pentagon investigation program (AAWSAP).
China's most famous UFO case involved forestry worker Meng Zhaoguo being incapacitated by a beam of light while investigating a metallic object on Phoenix Mountain, drawing investigation by Chinese scientific authorities.
62 schoolchildren in Zimbabwe independently reported seeing a landed craft and beings with large eyes who communicated telepathic environmental warnings.
A commercial airliner was paced by a luminous UFO for 15 minutes while the entire city of Bariloche suffered a simultaneous blackout and airport instruments failed, with the Argentine government fully declassifying the investigation.
Three women encountered a strange being in daylight in Varginha; military reportedly captured creatures, and a policeman who handled one died weeks later.
Thousands of witnesses including Arizona's governor observed a massive silent V-shaped craft and stationary orbs over Phoenix in one of the most witnessed UFO events ever.
Leaked notes allege a DIA Director was denied access to a program reverse-engineering non-human craft — consistent with later whistleblower claims.
Thousands witnessed formations of silent red-orange lights over Chicago suburbs across multiple nights in 2004-2005, captured on numerous independent video recordings.
Navy pilots from the USS Nimitz encountered and filmed a 'Tic Tac'-shaped object displaying physics-defying capabilities, confirmed by Pentagon-released video.
Multiple United Airlines employees watched a metallic disc hover over O'Hare Airport before it shot upward through the cloud layer, leaving a visible hole.
Dozens of Texas residents observed a massive silent craft with military jets in pursuit, later confirmed by radar data showing the object near the presidential ranch.
A US Customs aircraft captured IR video of an object entering the ocean and splitting in two near Puerto Rico, analyzed in a 160-page scientific report.
A Chilean Navy helicopter captured 9 minutes of infrared video showing an unidentified object expelling unknown material, which Chile's official UAP agency could not explain after 2 years of analysis.
Navy pilots from the USS Roosevelt captured the Pentagon-confirmed 'Gimbal' and 'GoFast' infrared videos of objects displaying anomalous flight characteristics.
A Navy F/A-18 ATFLIR pod captured a small, fast-moving object skimming over the ocean — one of three officially released Pentagon UFO videos.
Classified military footage captured a metallic sphere flying through the Mosul combat zone, shown to Congress as part of UAP briefings.
Pentagon intelligence officer Lue Elizondo resigned as AATIP director and became the leading public advocate for UAP disclosure.
The New York Times revealed the Pentagon's secret AATIP program and released Navy UFO videos, shattering decades of stigma and launching modern disclosure.
The USS Omaha tracked and filmed a spherical object that flew at 160 mph before submerging into the ocean, demonstrating 'transmedium' capabilities confirmed by the Pentagon.
Night vision footage from the USS Russell showed pyramid-shaped objects hovering over Navy destroyers during multi-ship encounters the Pentagon confirmed as genuine.
Senate Majority Leader Schumer introduced landmark legislation to force UAP disclosure, but key provisions were stripped amid defense industry opposition.
Former intelligence official David Grusch testified under oath to Congress that the US government possesses non-human craft and biologics in a secret retrieval program.
Navy pilot Ryan Graves testified to Congress about daily UAP encounters off the East Coast, including a cube-in-sphere object, and founded Americans for Safe Aerospace.
AARO director Kirkpatrick resigned amid credibility concerns as his office's findings contradicted whistleblower testimony Congress found 'credible and urgent.'
Unidentified drones repeatedly penetrated airspace over Langley AFB for 17 days, evading F-22s and prompting a multi-agency investigation.
Twelve Red Rocks Amphitheatre employees witnessed a massive disc-shaped metallic craft with 'three levels of windows' hovering near the Colorado venue.
Former AATIP head Elizondo's NYT #1 bestseller passed Pentagon security review while claiming crash retrievals, non-human bodies, and secret UAP programs.
Unidentified objects shut down Tianjin's international airport for three consecutive nights, grounding flights and prompting fighter jet scrambles across China.
Video showed a US MQ-9 Reaper firing a Hellfire missile at an orb off Yemen -- the object appeared to absorb the strike and continue flying.
A whistleblower alleged the existence of 'Immaculate Constellation,' a secret program serving as a repository for high-quality UAP imagery from military sensors.
A second major congressional UAP hearing featured Elizondo, Gallaudet, and Shellenberger testifying about hidden programs and withheld UAP information.
Joint House hearing featuring Elizondo, Gallaudet, Gold, and Shellenberger testifying about secret UAP programs, classified imagery, and government cover-ups.
AARO's annual report logged 757 new UAP cases with 21 'truly anomalous' incidents, as new director Kosloski admitted cases he cannot explain.
Thousands witnessed unidentified drone-like objects over New Jersey and the Northeast near military installations, triggering national alarm before partial official explanations.
Unidentified objects forced a police helicopter into emergency evasive action over US air bases in England, with 20+ objects reported over three nights.
The Sol Foundation's second annual academic symposium at Fort Mason brought together scientists, military officials, and investors to advance UAP research and policy.
Multiple UFOs observed and filmed over Fresno across several days, with two pilots reporting objects to air traffic control and police helicopter dispatched to investigate.
Whistleblower helicopter pilot described retrieving egg-shaped UAP craft, accompanied by exclusive video footage of an alleged retrieval operation shown on NewsNation.
The House Oversight Committee created a bipartisan Task Force on Declassification of Federal Secrets, establishing the first standing Congressional body focused on UAP transparency.
Bipartisan bill requiring all federal agencies to declassify and publish UAP records on a public website within 270 days, introduced by Burchett, Moskowitz, and Luna.
NUFORC identified a new recurring UAP shape in 2025 -- eight-sided 'double pyramid' octahedrons reported across multiple states performing impossible maneuvers.
Peer-reviewed Nature study found statistically significant correlations between 1950s sky anomalies, nuclear weapons testing, and UAP reports at Palomar Observatory.
Rep. Burlison's comprehensive UAP disclosure bill proposing a Records Review Board and mandatory declassification was introduced but excluded from the House NDAA.
Legislation to protect UAP whistleblowers from retaliation when reporting to Congress about government UAP research programs and taxpayer fund usage.
Military whistleblowers testified about UAP encounters at Vandenberg, aboard USS Jackson, and at Langley, while dramatic Yemen orb video was shown publicly for the first time.
A Michigan couple experienced repeated close encounters with basketball-sized structured illuminated objects in their yard, captured on video and investigated by NUFORC.
The signed FY2026 NDAA required Pentagon briefings on UAP intercepts by NORTHCOM/NORAD since 2004, a classification matrix, and streamlined reporting to AARO.
President Trump directed the Pentagon and federal agencies to begin identifying and releasing government files related to UFOs, aliens, and UAP.