Last seen in:
Related Clues:
- 'The X-Files' fodder
- They're encountered in 'close encounters'
- Vehicles on snow
- Conspiracy subjects
- Project Blue Book subject
- Sci-fi sightings: Abbr.
- Hover crafts?
- Abductors' crafts, some say
- Unsettling sightings
- Saucers in sightings
- Aliens' craft, for short
- Sci-fi craft
- Saturn vehicles?
- 1999 Richard Belzer book, ___, JFK, and Elvis
- They travel very long distances