Why: This day is dedicated to the phenomenon of alien abductions, a topic that gained widespread attention during the 20th century. It is an unofficial day but celebrated by people who believe in the phenomenon or simply enjoy the lore and stories surrounding it.
History: Alien abductions have been a part of UFO lore since the 1950s and gained mainstream attention in the 1970s, particularly after the well-known Betty and Barney Hill abduction case in 1961.