Promotional spot for the series finale of Star Trek: The Next Generation, from May 1994.
Here’s a very early Star Trek: The Next Generation promotional spot from August 1987 that doesn’t include any actual footage from the series.
A 1988 promotional spot for the Star Trek franchise on WTIC-TV.
Star Trek: The Next Generation wasn’t the only show to premiere in syndication in the fall of 1987. So did Captain Power, You Can’t Take It With You, Bustin’ Loose, and The New Monkees.