1) Flying saucer study 2) Saucer study 3) Science for sky searchers 4) The study of ufos 
the study of unidentified flying objects (UFO) and frequently includes the belief that UFOs are evidence for extraterrestrial visitors.
Ufology iː is the array of subject matter and activities associated with an interest in unidentified flying objects (UFOs). UFOs have been subject to various investigations over the years by governments, independent groups, and scientists. The term derives from UFO, which is pronounced as an acronym, and the suffix -logy, which comes from the Anc...
study of alien spacecraft
The study of UFOs.
The study of UFOs.
the study of unidentified flying objects.