ESSA-4
The recently-rechristened Environmental Sciences Service Administration launches, with the help of NASA, ESSA-4, the latest in a constellation of weather satellites operated by the former U.S. Weather Bureau. One of ESSA-4’s cameras fails to activate, and the satellite remains in service for less than one year.
Star Trek: Tomorrow Is Yesterday
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).