Space Harrier II happened in 1988.
Space Harrier II was created in 1988.
Yogi and the Invasion of the Space Bears - 1988 TV was released on: USA: 1 January 1988
Superman - 1988 Fugitive from Space The Supermarket 1-2 was released on: USA: 24 September 1988
Monsters - 1988 The Space Eaters 3-15 was released on: USA: 6 January 1991
Monsters - 1988 Parents from Space 1-14 was released on: USA: 11 February 1989
Probe - 1988 Plan 10 from Outer Space 1-6 was released on: USA: 7 April 1988
Police Academy The Series - 1988 Space Out Space Cadets 1-19 was released on: USA: 22 October 1988 Netherlands: 27 August 1991
This Is America Charlie Brown - 1988 The NASA Space Station 1-4 was released on: USA: 11 November 1988
Mystery Science Theater 3000 - 1988 Prince of Space 9-16 was released on: USA: 16 August 1997
Mystery Science Theater 3000 - 1988 Manhunt in Space 5-13 was released on: USA: 19 September 1992
Mystery Science Theater 3000 - 1988 Space Travellers 5-1 was released on: USA: 6 June 1992