1990 aired between 22 Jan 1990 and 09 Dec 1990, 13 episodes.
Episodes
E01
Tales of the Unexpected Astronomers
22 Jan 1990
E02
Window on the Universe
18 Feb 1990
E03
Austin's Comet
11 Mar 1990
E04
Leo and Cancer
08 Apr 1990
E05
Brown Dwarves
08 May 1990
E06
Looking Back in Time
03 Jun 1990
E07
Our Daylight Star
02 Jul 1990
E08
Mission to Titan
03 Jul 1990
E09
The Unveiling of Venus
27 Aug 1990
E10
Europe in Space
24 Sep 1990
E11
Armagh's 'Flare' for Astronomy
22 Oct 1990
E12
Great Wall and the Great Attractor
18 Nov 1990
E13
ROSA T - a Space Telescope
09 Dec 1990