The 685th episode of Doctor Who airs on BBC1. Jean Marsh guest stars, and Nicholas Courtney makes his final original series appearance as Brigadier Lethbridge-Stewart. This story opens the 26th and final season of the original Doctor Who series.
This timeline entry leads to an entry covering this entire Doctor Who serial; there are plans to write new episodic entries in the future. You can support this effort!
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The recently-launched Fox Network launches its first prime-time science fiction series,
NASA releases
NBC airs the ninth episode of Donald Bellisario’s science fiction series Quantum Leap, starring Scott Bakula and Dean Stockwell. Alice Adair guest stars in the second season premiere.
The week-long national syndication window opens for
Fox Network airs
The 
The 23rd episode of the horror anthology series Freddy’s Nightmares is broadcast in syndication in North America, hosted by Robert Englund in character as Freddy Krueger. This is the second season premiere.
The week-long national syndication window opens for
Fox Network airs
The 
The 28th episode of the syndicated series Superboy, starring Gerard Christopher and Stacy Haiduk, airs. Sherman Howard guest stars as Lex Luthor in the second season premiere, which also features a new actor in the lead role.
The week-long national syndication window opens for
Fox Network airs
A lawsuit, filed by environmental activists worried about the release of plutonium from the Galileo Jupiter probe’s radioisotope thermoelectric generators in the event of a Challenger-like disaster during launch, is dismissed by a federal judge; the President of the United States has also given permission for the launch to proceed (a requirement anytime a nuclear-fueled spacecraft is in the works). The suit, filed earlier in the year, sought an injunction to prevent Galileo from being launched. Times have changed since the last RTG-powered flight (the Voyager missions of the 1970s), and activists are concerned about a Chernobyl-style radioactive disaster, although the plutonium 238 at the heart of Galileo’s power supply (and that of other interplanetary probes that have used it) is non-weapons-grade and non-fissible. Galileo is slated to be launched in a week aboard the space shuttle Atlantis.
The 
The week-long national syndication window opens for
Fox Network airs
Space Shuttle Atlantis lifts off on a mission lasting nearly five days, whose primary goal is to lift the interplanetary probe Galileo into orbit. Originally intended for launch in late 1982, Galileo is bound for Jupiter by way of a