Lista på uppslagsorden
A
- AAAS
- Abduction
- Abduction Watch
- Adamski, George
- AFOSI
- AFU
- AFU Newsletter
- Agobard
- ALF
- Allagash
- Hendry, Allan
- Alkemi
- Allingham, Cedric
- Andersen, Per
- Anderson, Gerald
- Andersson, Rickard
- Andersson, Sven
- Andreasson Luca, Betty
- Andrews, Colin
- Andrus, Walter
- Angelucci, Orfeo
- Anomaly Foundation
- Anten
- Anundsjöstenen
- APRO
- Aquarius
- Archives for the Unexplained
- Area 51
- Area 51, Stormningen av
- Ariel School, Zimbabwe
- Arnold, Kenneth
- Ashtar Command
- ASSAP
- Astralprojektion
- Astronautobservationer
- Astronomer och ufo
- Astronomiska förklaringar
- ATIC
- Aurora
- Autokinetisk effekt
- Autostasis
- Aztec
- A-12
- A-17
- A 51-17
- Abbiate Buazonne
- Abductions
- Accretion
- Acuff, John
- Adams, William A., Col.
- Adamski, George
- ADC
- Addonizio, Hugh
- Ad-Hoc Committee of 1966
- Adickes, Robert
- Advanced Quantum/Relativity Propulsion Workshop of 1994
- AFB
- AFOSI
- AFSAB
- AFU
- Agrest, Mikhail
- Airmiss
- Airprox
- Akroyd, Dan
- Airships
- Albedo
- Albedo feature
- Aldrich, Jan
- Allagash abductions
- Allingham, Cedric
- Alien
- Alternate reality
- Alternative 3
- Altocumulus lenticularis
- Amarante (sighting)
- American Computers
- Angel (radar)
- Annukaki
- AP
- AP (radar)
- APRO
- Aquarius
- Aquarius (cult)
- Arcturus
- Area-51
- Arevalo, Wilfredo
- Arnold, Kenneth
- Arrey (sighting)
- Astrobiology
- Astronomical unit
- ATIC
- Avinsky, Vladimir Ivanovich
B
- Ballester-Olmos, Vicente-Juan (1948-)
- Balthaser, Dennis
- Barker, Gray
- Barnett, Grady ”Barney”
- Bartholomew, Robert
- Basterfield, Keith
- Battle of Los Angeles
- Beckley, Timothy Green
- Belgien-vågen
- Bender, Albert K.
- Benitez, Juan Jose
- Bequette, Bill
- Bergier, Jacques
- Berglund, Anders
- Bermudatriangeln
- Berthelsen, Bevan
- Bernadotte, Prins Carl (1911-2003)
- Betherum, Truman
- Betlehemsstjärnan
- Binder, Otto Oscar
- Birdsall, Graham & Mark
- Birnes, William J.
- Biskopsberga
- Björkhem, Örjan
- Björkvik, Projekt
- Björnulfs solförmörkelsefilm
- Blackmore, Susan
- Blavatsky, Helena Petrovna
- Bloecher, Ted
- Blomqvist, Håkan
- Bluffar
- Bolider
- Bord, Janet och Colin
- Borg, Björn
- Bounais, Dr. Michel
- Bowen, Charles
- Braenne, Ole
- Brazel, William "Mack"
- Brookesmith, Peter
- Brown mountain lights
- Brunt, Tony
- Bryant, Arthur
- Budden, Albert
- Bufora
- Bullard, Dr. Thomas
- Buttlar, Johannes von
- B-2
- Bariloche
- Base Camp
- Basel 1566
- Bassett, Stephen
- Battelle Memorial Institute study
- Bellefontaine
- Belgium Flap
- Bennewitz, Paul
- Bentwaters
- Berlitz, Charles
- Berliner, Don
- Bermuda Triangle
- Bethune, Graham E.
- Beverly 1966.
- Bieri, Robert, Prof.
- Bikini
- Black Projects
- Blackburn, William
- Black out
- Blakeslee, Donald J.M, Col.
- Blanchard, Col. William
- Blip
- Blum, Ralph
- Bradytes
- Brown, Thomas Townsend
- Brooks, Angus
- BUFORA
- Bush, Vannevar
- Byurakam meeting
C
- Cabell, General Charles P
- Campbell, Steuart
- Carlsson, Gösta
- Carter, Jimmy
- Cash-Landrum
- Cathie, Bruce
- Caus
- CENAP
- Center for UFO Studies
- Chalker, Bill
- Charroux, Robert
- Chiles-Whitted
- CIA
- Cirkelfenomenet
- Cisco Grove
- CISU
- Clark, Jerome
- Clarke, Arthur C.
- Clarke, David
- Clarkson, James
- Condonrapporten
- Contact International
- Cooper, Gordon
- Cooper, Milton William
- Corliss, William
- Coyne incidenten
- Committee for Skeptical Inquiry (CSI)
- Cussac
- CAA
- Caetano, Paulo
- Cal Tech
- Campagnac, Edmond
- Campbell, Glenn
- Canary Islands 1976
- Carbonate
- Carlotto, Dr. Mark
- Carrouges, Michel
- Carson Sink
- Cash-Landrum Case
- Cattle Mutilations
- CAUS
- Cavero, Carlos Castro
- Cayce, Edgar
- CIA
- CIFAE
- Cirrocumulus lenticularis
- CIRVIS
- Cisternas, Marcelo
- Clipeology
- Close Encounter (CE Rating)
- CNES
- Coe, Albert
- Collier, Alex
- Colares
- Collins, Robert
- COMETA
- Composite Reductionist Theory
- Condign
- Condon Report
- Condor
- Continuum
- Cooper, Bill
- Cooke, James
- Cooper, Gordon
- Cooke, Charles, Lt.Col.
- Coquil, Eugene
- Corbin, Lou, Lt.Col.
- Corning, lecture
- Couturier, Louis
- Coyne case
- Craigie, L.C. Major-General
- Crater
- Crop circles
- CUFOS
- Cyclops, project
D
- Dacapo, Operation
- Davenport, Peter
- Davids, Paul
- Dean, Robert
- Dechmont Woods
- DeLonge, Tom
- Delphos incidenten
- Demoner
- Devereux, Paul
- Dewilde, Marius
- Djatlovpasset
- Djurstympningar
- Dodd, Tony
- Dolan, Richard M.
- Domsten
- Doty, Richard
- Drakar
- Druider
- Drömmar
- Drönare
- Däniken, Cornelia von
- Däniken, Erich von
- Daedalus, project
- Däniken, Erich von
- Daniel, Keith
- Dark Side Hypothesis
- DARPA
- Daylight Disk
- Day the Earth Stood Still, the
- Dr William O. Davis
- Davis, Isabel
- Dean, Robert O.
- Dechmont Woods
- Deimos
- Deimos (greek)
- Deimos (mythology)
- Delarof
- Delta Force
- Denton, William
- Dickerson, Robert
- Disinformation
- DoD
- Dodds, W.C.
- Donahower, Clyde
- Doty, Richard
- Drake equation
- Drake, Frank, Dr.
- Dreamland
- Druffel, Ann
- Durant (report)
- Durrant, Henri
- Dysonsphere
E
- EBE
- Ekstrand, Håkan
- Elektromagnetiska effekter
- Eriksson, Tage
- Emilcin
- ET-hypotesen
- Evans, Hilary
- Exeter
- Exorcism
- Extra-terrestrial Exposure Law
- Extrasensorisk perception
- Earth Chronicles
- EBE
- Ed, Mr.
- Edge of Reality
- Edwards, C.P., commander
- Edwards, D.M., group captain
- Edwards, George, Lt. Col
- Edwards, Ken
- EJASA
- Ejecta
- Element 115
- Ellsworth AFB, 1953
- Emard, Fred
- Englund, Bruce, Lt.
- L'Epine (sighting)
- Equigravisphere
- ESPI
- Estimate of the Situation of 1948
- ET
- ET Exposure Law
- ETH
- Ettenson, B.M., Col.
- Evan-Wentz, Walter
- Excentricity
- Exeter encounters
- Exobiology
- Extraterrestrial Hypothesis
- Extremophiles
F
- F-117
- Fakelore
- Falcon
- Fallande löv-rörelse
- Falkville
- Falska minnen, syndrom FMS
- Farriols, Rafael
- Fire in the sky
- Flap
- Flat Earth Society
- Flatwood-monstret
- Flygande tefat
- Flying Saucer Review
- FOI Totalförsvarets forskningsinstitut
- FOIA
- Folklore
- Foo fighters.
- Fordonstörningsfall
- Forntida astronauter
- Fort, Charles Hoy
- Fortean Picture Library
- Forteana
- Fourth Kind, the
- Fowler, Raymond
- Franzén, Åke
- Franska vågen 1954
- Friedman, Stanton T.
- Fry, Daniel
- Fuller, Paul
- Fund for UFO Research
- Fysiologiska effekter
- Fysiska spår - ufo
- Fältundersökare
- Förenta Nationerna
- FAA
- Fahrney, D.S.
- Falcon Lake
- Feindt, Carl
- FEMA
- Ferguson, Williams
- Fermi, Enrico
- Filer, George A.
- Fire in the Sky
- Fly-By (FB Rating)
- Flying saucer
- Flynn, James W.
- Flying Saucer Review
- FOIA
- Foo Fighters
- Forrestal, James V.
- Fortean
- Frodsham CEIII
- Fry, Daniel
G
- Gaddis, Vincent Hayes
- Gairy, Eric
- Geipan
- Geller, Uri
- Geologiska förklaringar
- Gershtein, Mikhail
- Gevaerd, Ademar José
- Ghost Rockets
- Gicoff
- Gjärdman, Arne
- Godfrey, Alan
- Goldwater, Barry M
- Good, Timothy
- Grå, de små
- Granlie, Jörgen
- Great Falls-filmen
- Green fireballs
- Ground Saucer Watch
- Grytdal B, Irre
- Guieu, Jimmy
- Gulf Breeze-observationerna
- Gustavsson, Johan
- Gaia
- Galileo
- Galisteo Junction, 1880
- Galley, Robert
- Gammie, Bert
- Gander
- Gardner, Norma
- Garrett, Lt.Col.
- Gauss, Carl Friedrich
- GCI
- GEPA
- GEPAN
- GEIPAN
- Georgia Bay, 1914
- Gerla, Morton
- Ghost Rockets
- Giabowski, Florian
- Gill, William
- Gilligan, John
- Giuliana, Hélène
- Godfrey, Alan
- Goldwater, Senator Barry
- Good, Timothy
- Gorman (case)
- Greys, The
- Groom Lake
- Grudge
- Gualberto, Fernando Eustagio
- Guérin, Pierre, Dr.
- Gulf Breeze Sightings
- Gu Ying
H
- Haines, Richard F.
- Hall, Richard H.
- Haneda AFB
- Harder, James
- Healing
- Heaven’s Gate
- Hefin, Rex
- Hemliga rapporter
- Hemliga sällskap
- Hemsökelser
- Henningsen, Ole
- Hesekiel
- Hessdalen, Project
- Hill, Barney och Betty
- Hind, Cynthia
- Hjorth, Sune
- Hjärntvätt
- Hoagland, Richard
- Hopkins, Budd
- Humanoider (Humanoidobservationer)
- Hynek, Dr. J Allen
- Hypnagogiska eller hypnopompiska tillstånd
- Hypnos
- Håkansson, Bjarne
- Håknäs
- Hällefors
- HAARP
- Hagenau foo fighter
- Haisch, Bernard
- Haneda AFB
- Hangzhou sighting, 2010
- Harder, James A.
- Harris, Paola.
- Hatch, Larry.
- Heard, Gerald
- Heseltine, Gary
- Hesemann, Michael.
- Hill Abduction Case
- Hoagland, Richard
- Hopkins, Budd
- Hopkinsville
- Hoova
- Howe, Linda
- Hudson Valley sightings
- Huyghes, Patrick
- Hynek Classification System
- Hypnotic Regression
I
- Icke, David
- ICUFON
- IFO
- Ifologiska sällskapet
- Ihålig jord
- Illusion
- Illusorisk korrelation
- Imjärvi
- Intergalaktiska federationen, IGF
- International UFO Reporter
- Issnurror
- ICUR
- International UFO Reporter (IUR)
J
- Jacobs, David M
- Japan Airlines Flight 1628
- Jeffrey, Kent
- Jenkins
- Jessup, Morris Ketchum
- Johansson, Gideon
- Johnson, Martin
- Johnson, Val
- Jonsson, Ante
- Jonsson, Kjell
- Jonzon, Carl-Axel
- Jordljus
- Journal of UFO Studies
- Jung, Carl Gustaf
- Jungkvist, Boris
- Jöred, Karsten
- Jiaju, Lu
- Jianming, Wang
- Jobit, Gilles
- Johannis, Luigi Rapuzzi
- Johnson, Dave
- Johnson, Donald
- Journal of UFO Studies (JUFOS)
- Jupille (sighting)
- Just Cause
K
- Kanalisering
- Karlsson, Gunnar
- Kaufman, Frank
- Kazantsev, Alexander
- Kecksburg
- Keel, John A.
- Kelly-Hopkinsvillefallet
- Kemikaliespår
- Keviczky, Colman von
- Keyhoe, Donald Edward
- King, George
- Kiruna UFO-förening
- Kjellson, Henry Verner
- Klarer, Elizabeth
- Klass, Philip J
- Klint, Johan Petri 1568–1608
- Klotblixtar
- Knapp, George
- Koivula, Tapani
- Kolmården
- Kolmården, Projekt
- Kolosimo, Peter
- Konspirationer
- Konspirationsteorier
- Kontaktpersoner
- Kristallskådning
- Kryptozoologi
- Kalizkewski, J.J.
- Kappa
- Karth, Joseph E.
- Kakaryakin, Oleg, Lt.Col.
- Keel, John
- Kelly
- Keyhoe, Donald E.
- Killian, sighting
- Klass, Philip J.
- Kottmeyer, Martin S.
- Kuwait sightings, 1978
L
- Landningsfall
- Langenburg
- Laxå UFO-Center
- Lazar, Robert
- Lear, John
- Lejon, Åke
- Lergravsviken
- Leslie, Desmond
- Leylinjer
- Levelland
- Liljegren, Anders
- Lille mannen
- Lindemann, Michael
- Linderholm, Gösta och Lena
- Lindgren, Sten
- Lindgren, Tobias
- Linsmoln
- Ljung, Conny
- Ljus- och ljudfenomen
- Lorenzen, Coral & Jim
- Lubbockljusen
- Luftskeppsvågen över USA
- Luukanen, Rauni-Leena
- Lael, Ralph
- Lagrange, Pierre
- Landrum UFO footage
- Lazar, Bob
- Lear, John
- Lemuria
- Lincos
- Llanerchymedd
- LoFlyte
- Lorenzen, Coral
- Lorenzen, Jim
- Lowry, Bill
- Lubbock (lights)
M
- Maarup, Evald
- Maccabee, Bruce (1942-)
- Mack, John
- Magi
- Magnusson, Barbro
- Magnusson, Sven
- Malmannen
- Mancusi, Bruno
- Manises UFO incident
- Mantell, Thomas
- Marfa lights
- Marginalvetenskap
- Markus, Alexander J
- Marsansiktet
- Marteboljuset
- Masshysteri
- Mattsson Carl-Anton
- Maury Island
- McDonald, James Edward
- McMinnville
- McRoberts, Hannah
- Medium (parapsykologi)
- Men in Black
- Menger, Howard
- Menzel, Donald H
- Meteorologiska förklaringar
- Michel, Aimé
- Mien, Projekt
- Michanek, Thomas
- Min Min lights
- Mirakel
- Missing time
- Misstolkningsfenomen
- MJ-12
- Mockumentär
- Moore, William "Bill"
- Moseley, James
- Moulton Howe, Linda
- Mr. X.
- Mufon
- Mystik
- Myter
- Måneffekten
- Möller Hansen, Kim
- Mörkläggning
- MacArthur, Douglas, General
- Maccabee, Bruce
- McDivitt, James
- McKay, Henri
- Mackenzie, J.C. Dr.
- Macvey, John
- Mainbrace
- Majestic
- Maldek
- Maltsev, Igor
- Manning, Robert F.
- Manoeuvre (MA Rating)
- Mantell
- Marfa lights
- Mariana footage
- Mars (the face)
- McAshan, James, Lt.Col.
- McCage, Gladys
- McKinnon, Gary
- Mediocrity (Principle)
- Menzel, Howard Men In Black (MIBs)
- Michel, Aimé
- Michalak, Stefan
- Missing Time
- MJ-12
- Mitchell, Helen and Betty
- MOC (Mystérieux Objets Célestes)
- Mogul
- Moigne Downs (sighting)
- Monon 1958
- Moon
- Moondust
- Montauk
- Montana footage
- Moore, Olden
- Moore, William
- Morrison, Philip
- MUFON
N
- National UFO Reporting Center
- Nazcalinjerna
- New age och ufo
- Nicap
- Nicolaisen, Edith
- Nilsson, Mats
- Nordin, Christer
- Norrland, Projekt (2012, 2014)
- Norlén, Göran
- NSA
- Näradödenupplevelser
- Närkontakter
- Nahon, Alfred
- Nakamura, Toshio, Lt.Col.
- Namur, photographs
- NAS
- NASA
- Nazi saucers
- NICAP
- Niteroi case
- Noctilucents, nuages
- Nocturnal Light
- Noma
- NORAD
- Norca, Norcans
- Noyes, Ralph
- NRO
- NSA
- NSRC
- NUFON
- Nuremberg 1561
O
- O’Hare flygplatsen, 2006
- Oberg, James
- Observatör
- Ockhams rakkniv
- Ockultism
- Oechsler, Robert
- Offentliga ufodokument
- Oftedal, Ma
- Ohlsson, Andreas
- Ombordtagningsfenomenet
- Opinionsundersökningar om ufo
- Orber
- Orthon-rörelsen
- OVNI
- Oz-faktorn
- Oakensen, Elsie
- Oannes
- Ocala
- Official UFO (Magazine)
- OINTS
- Oldham, Adam
- Operation Mainbrace
- Orly 1956
- Orthoteny
- Ouranos
- OSI
- Oechsler, Robert
P
- Paijmans, Theo
- Parapsykologi
- Paranormal
- Parthenon förlag
- Pascagoula, ombordtagningen i
- Pauwels, Louis
- Pavor Nocturnus
- Penninerna
- Perrinjaquet, Roger Paul
- Persson, Anders
- Persson, Pelle
- Petersen, Hans-Christian
- Petit, Jean-Pierre
- Phillips, Ted
- Phoenix Lights
- Pilotobservationer
- Plejaderna
- Plesetsk
- Pope, Nick
- Popovitj, Marina
- Potter, Robert
- Presley, Elvis
- Project Blue Book
- Project Grudge
- Project Sign
- Projekt Padur
- Projekt Port
- Pseudodokumentär
- Psykiska fenomen
- Pwdre ser
- Pärlemormoln
- Paladin, David
- Palmer, Raymond
- ParanetParhelia
- Pflock, Karl
- Pascagoula (CE3)Perego, AlbertoPetropolis (CE3)
- Petsche, John
- Pett, Saul
- Philadelphia Experiment
- Phobos
- PIO
- Planetoids
- Le Poer Trench, Brinsley
- Poher, Claude
- Poland airship scare of 1892
- Ponnamperuma, Cyril, Dr.
- Pope, Nick
- Portage County police chase
- Pounce
- Principle of mediocrity
- PTSD
- Pulse detonation engines
Q
- Quintanilla, Hector, Jr
Qingtong, Zhou
Quezet, Meagan
R
- Radarkontakter
- Raël-rörelsen
- Ragaz, J. Heinrich
- Ramsey, Scott
- Randi, James
- Randle, Kevin Douglas
- Randles, Jenny
- Rapport-Nytt
- Rapportcentral, UFO-Sveriges
- Redfern, Nick (1964-)
- Reeves, John
- Rehn, K. Gösta
- Reiche, Maria
- Rendlesham Forest
- Ribera, Antonio
- Rickard, Bob
- Rifk, Priit
- Riksföreningen UFO-Luftrumsbevakning
- Riksorganisationen UFO-Sverige
- Riksstämma
- Robertson-panelen
- Robotar
- Roswell, obduktionsfilmen
- Roswellincidenten
- Ruppelt, Edward J
- Rutkowski, Chris
- Rydebrandt, Rune
- Rapid City
- Reagan, Ronald (sighting)
- Red Bluff
- Red sprites
- Reeves, John
- Rhombus 4D
- Ridge, Francis
- Riedel, Walther
- Robertson (Panel)
- Rochford 1916
- Rockefeller
- Roswell
- Rydeen, Paul
S
- Sagan, Carl
- Sammanträffande
- Sanderson, Ivan Terence
- Sankt Elmseld
- Santilli, Ray
- Schalin, Sven
- Schmitt, Don
- Schuessler, John F
- Science fiction och ufo
- Scoriton-mysteriet
- Scully, Frank (1892–1964)
- Semitjov, Eugen
- SETI
- Shag Harbour
- Sidenbladh, Elis
- Silpho Moor
- Simonton, Joe
- Sions vises protokoll
- Själavandring
- Sjöodjur
- Sirius/Dogon
- Skepsis ry
- Skepticism
- Skillingarydsfotot
- Slagruta
- Society for Scientific Exploration
- Socorro
- Spencer, John
- Spetsbergenkraschen
- Spiritism
- Spöken
- Spökflygaren
- Spökliftare
- Spökraketerna
- Stacy, Dennis
- Stanford, Ray
- Starlink satelliter
- Stealthflygplan
- Steiger, Brad
- Stevens, Wendelle
- Stigsjöö, Staffan
- Strand, Erling
- Strieber, Whitley
- Stringfield, Leonard
- Sturrock panelen
- Svarta trianglar
- SUFOI
- Suomen Ufotutkijat ry
- Svahn, Clas
- Svenska ufoföreningar
- Svensson, Henry
- Swords, Michael D.
- Synkronicitet
- Sädesfältcirklar
- Sängkammarobservationer
- Sökaren
- S-4
- Saint-Louis, 1970, CE3
- San Diego sightings, 2008
- Sandling Park
- Saucerist
- Saucermaniac
- Saunders, David
- Selfridge AFB
- Sendy, Jean
- Sensenbaugher, R.F.
- SEPRA
- SETI
- SETI, unexplained signals
- Scheaffer, Robert
- Shandera, Jaime
- Sharanov, Vladimir
- Schneider, Phil
- Schuessler, John
- Schulman, Jack
- Shaver, Richard
- Sigma
- Sign
- Sitchin, Zechariah
- Smith, Wilbert
- Snowbird
- SOBEPS
- Sociopsychological (thesis)
- Spectra.
- Spencer, John L.
- Speyer (foo fighter)
- Spitzer, Lyman, Jr.
- Sprinkle, Leo
- Sputnik
- Squyre, Bill
- Steiger, Brad
- Steiger, Frances Paschal
- Stranges, Frank
- Stringfield, Leonard
- Subterrene nuclear
- Sullivan, Walter
- SVP Rating
- Swamp gaz
- Sweed, Richard
- Swords, Michael
- Symmes, John Cleves
T
- Tectonic strain theory
- Teheran incidenten
- Telekenesi
- Tellander Andersson, Victoria
- Templeton, Jim - Solway Firth Spaceman
- Teosofi
- Thor, Valiant
- Thörn, Lars
- Tic Tac
- Tidskrifter
- Tidsresor
- Todd, Richard
- Tolfte planeten
- Tomas, Andrew
- Tombaugh, Clyde
- Trans-en-Provence
- Trehörningsjö
- Tremonton-filmen
- Trench, Brinsley Le Poer
- Trindade bilderna
- Trolldom
- Tsoukalos, Giorgio A
- Tunguskaexplosionen
- Tamaroa blackout
- Tananarive Antananarivo
- Taos hum
- Taylor, Robert
- Thornhill, James
- Tectonic Strain Theory
- Temperature inversion
- TIA
- Timmerman, John
- Tonopah
- Tsekhanovick, Lyudmila
- TST
- TUFOIC
- Tully
- Turner, Karla K.
- Twinkle
- Twining
U
- UAP
- UAPTF
- UAV
- Ubatuba
- UCAV
- Ufo
- Ufobilder
- Ufokulter
- Ufologi
- Ufologisk tidskrift
- Ufonauter
- Ufoorganisationer
- ufo.se
- UFO-Aktuellt
- UFO-Center Karlskoga
- Ufo-fönster
- UFO-Information
- UFO-Luftrumsbevakning
- UFO-Motala
- UFO-Norge
- Ufo-stugan
- UFO-Sverige
- UFO-Syd
- UFO-Times
- Ultraterrestials
- Unidentified Aerial Phenomena, UAP
- Unidentified Light Phenomena
- USO
- USS Nimitz
- Ut-ur-kroppenupplevelser
- Utländska ufogrupper
- U2
- UAO
- UFO
- UFO Times
- UFOnauts
- UGM
- Ulkt
- Ummo
- Unarius
- URD (Project)
- USAF
- Uzunoglo, Basil
V
- Vaag, Pål Kristian
- Valensole (CE III)
- Frederich Valentich försvinnande
- Vallée, Jacques
- Van Tassel, George
- Vandringssägner
- Varelser
- Varginha
- Veit, Karl
- Venus
- Vesco, Renato
- Vetenskap och folkbildning
- Vetenskapliga studier
- Viita, Jorma
- Vilhelmina
- Villa, Paul
- Villas Boas, Antônio
- Vimanor
- Vita nätterna
- Vittnespsykologi
- Volke, Igor
- Voronezj
- Värmaland, Projekt 1 & 2
- Väddö
- Vädersolstavlan
- Vänga
- Valdes, Armando
- Valentich, Frederick
- Vallee Classification System
- Vandenberg, Hoyt S.
- Vandenberg AFB
- Van Tassel, George
- Visit, Project
- Varginha, (CE III)
- Vilvoorde (CE III)
- Vimanas
- Vostok
W
- Walters, Ed och Frances
- Walton, Travis
- Webb, Walter
- Wennergren, Kristina
- Westall
- Wickerts, Sture
- Wow!-signalen
- Wackenhut
- Wall, Sir Patrick
- Walton Abduction Case
- Wambez (sighting)
- Wasco 1958
- Washington 2002 sighting
- We Are Not Alone
- Weeki-Wachi Springs
- Weldon, Ross
- West, John Anthony
- White Sands
- Williams, Gordon
- Withdean (encounter)
- Wolbert, Richard
- Wolf, Leonard
- Wow!
- Wolski, Jan
- Wright Patterson
- Wykoff, Robert C.
X
- X-15
- X-Files
- X-Flygplan
- X (Commandant)
- X (Doctor)
- Xenobiology
Y
- Yderstig, Mats
- Yngaren, Projekt
- Yeren
- Yokosuka creature
- Yongkao, Sha
- Yorba Linda
- Yucca Mountain
- Yttrium
- Yungay (photographs)
Z
- Zamora, Lonnie
- Zarobozero
- Zerpa, Fabio
- Zeta Reticuli
- Zeidman, Jennie
- Zindermans förlag
- Zinsstag, Lou
- Zaghetti, Achille
- Zanesville
- Zammit, Mrs
- Zechel, Todd
- Zerr, Brian
- Ziegel, Felix
- Z machine
- Zohn, C. J., Dr.
- Zomdic
- Zone of Terror
- Zoppi, Francesco
- Zret
- Zuccala, Mario
- Zuiderzee (foo fighter)
- Zundel, Ernst