The 19th episode of Gene Roddenberry’s science fiction series Star Trek airs on NBC. This is the first episode to introduce the concept of time travel via a slingshot maneuver around the sun to the Star Trek mythos (it will later be a vital plot point in Star Trek IV: The Voyage Home).
theLogBook.com
https://www.theLogBook.com
Earl Green is the creator, curator, and head writer of theLogBook.com.
Also of interest...
Dark Season: Episode 2
November 21, 1991
Red Dwarf: Psirens
October 7, 1993
The Evil Touch: Kadaitcha Country
February 24, 1974