| 2026-07-24 | What drones might be mistaken for |
| 2025-12-18 | Some radar blips |
| 2025-08-15 | Some sky lights, in brief |
| 2025-07-22 | Phenomena leading some to believe that we are not alone |
| 2024-12-09 | Sci-fi vehicles |
| 2024-08-01 | Subjects of Project Blue Book |
| 2024-07-19 | They're out of this world |
| 2024-06-28 | Typically, they turn out to be military aircraft |
| 2024-06-16 | Sci-fi sightings |
| 2024-02-29 | Sightings of them can be reported on the Enigma app |
| 2024-02-22 | Focus of the U.S.A.F.'s Project Blue Book (1952-1969) |
| 2023-10-15 | Popular tabloid subjects |
| 2023-02-08 | Alien conveyances |
| 2023-01-22 | SETI subjects |
| 2022-08-10 | Sci-fi conveyances |
| 2022-03-29 | Alien transports |
| 2021-10-18 | Causes of some mysterious radar blips, in brief |
| 2021-08-23 | Interplanetary craft, for short |
| 2021-05-11 | Vehicles in some tabloid photos |
| 2021-03-28 | Ships passing in the night? |
| 2020-10-29 | Causes of some 911 calls |
| 2020-10-06 | Subjects of some eerie videos |
| 2020-05-20 | Some people believe swamp gas causes them, for short |
| 2020-01-01 | Sci-fi travelers, for short |
| 2019-02-24 | Sci-fi saucers |
| 2019-02-18 | Crafts in a "close encounter of the third kind" |
| 2018-12-11 | E.T. vehicles |
| 2018-11-23 | Foreign dishes? |
| 2018-05-20 | Hovering craft |
| 2017-08-15 | Subjects of some fuzzy photos, for short |
| 2017-07-05 | Subjects of a Roswell museum |
| 2017-01-15 | Old tabloid fodder |
| 2016-11-21 | Supernatural tabloid fodder |
| 2016-05-04 | Sci-fi craft |
| 2016-03-07 | Mysterious sightings that hover |
| 2015-10-04 | Hover craft? |
| 2015-05-25 | Subjects of a top-secret government cover-up, some believe |
| 2014-09-10 | Abductees' destinations, in some hard-to-believe stories |
| 2014-03-25 | ETs pilot them |
| 2014-03-20 | Subjects of some 911 calls |
| 2012-06-10 | They're seen but not recognized |
| 2011-11-27 | Area 51 holdings, supposedly |
| 2011-06-23 | Astounding Stories subjects |
| 2011-06-05 | Alien craft |
| 2010-10-03 | "Independence Day" fleet |
| 2009-07-02 | They're involved in some reported abductions |
| 2009-02-07 | Potential hoax subjects |
| 2007-11-25 | They travel very long distances |
| 2007-09-10 | Aliens' craft, for short |
| 2007-09-02 | Alien craft |
| 2007-07-19 | Project Blue Book subject |
| 2007-07-04 | Sky lights? |
| 2007-06-17 | They're encountered in "close encounters" |
| 2007-06-08 | "The X-Files" fodder |
| 2007-01-15 | ET transporters |
| 2006-06-26 | Sightings the U.S.A.F. may investigate |
| 2005-08-05 | Fantastic craft |
| 2004-09-14 | Sci-fi sightings |
| 2004-06-08 | Strange sightings |
| 2003-12-23 | Some streaking lights, briefly |
| 2003-08-13 | ETs' ships |
| 2002-06-02 | Some blinking lights, for short |
| 2002-04-30 | Roswell sightings |
| 2001-11-17 | Ships to a far-off place? |
| 2001-08-07 | Tabloid fliers |
| 2001-04-04 | Govt. secrets? |
| 2001-03-14 | Roswell sightings |
| 2000-11-06 | Roswell sightings |
| 2000-10-17 | ET's transports |
| 2000-05-03 | Abductors' craft, some say |
| 2000-03-15 | Subjects of a U.S. Air Force cover-up? |
| 1999-10-28 | Unaccounted-for radar blips |
| 1999-06-06 | Subject of Project Blue Book |
| 1999-04-14 | Saucers, maybe |
| 1999-02-24 | Eerie sightings |
| 1998-05-28 | Abduction sites, supposedly |
| 1997-07-22 | E.T. vehicles |
| 1996-12-26 | ET carriers |
| 1996-05-30 | Alien craft |
| 1996-04-27 | E.T. carriers |
| 1996-04-04 | Tabloid topics |
| 1996-02-21 | Night sightings |
| 1996-02-14 | Subjects of 58-Down investigations |
| 1995-05-12 | "X-Files" topics |
| 1995-03-22 | Martian craft, maybe |
| 1994-12-22 | Tabloid topics |