| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S1991E01 | Mars - The Red Planet |
January 20, 1991
BBC Four
|
30 | |
| S1991E02 | The Fastest Clocks In The Universe |
February 17, 1991
BBC Four
|
30 | |
| S1991E03 | Jupiter And Family |
March 10, 1991
BBC Four
|
30 | |
| S1991E04 | Bombardment From Space |
March 31, 1991
BBC Four
|
30 | |
| S1991E05 | Wanderers In Space |
April 28, 1991
BBC Four
|
30 | |
| S1991E06 | Guarding Their Secrets |
May 26, 1991
BBC Four
|
30 | |
| S1991E07 | Saturn - The Ringed Planet |
June 30, 1991
BBC Four
|
30 | |
| S1991E08 | Soviet Space Astronomy |
July 28, 1991
BBC Four
|
30 | |
| S1991E09 | The Pole Star |
August 25, 1991
BBC Four
|
30 | |
| S1991E10 | A Galaxy In Creation? |
September 22, 1991
BBC Four
|
30 | |
| S1991E11 | Hubble - A New View Of The Universe? |
October 20, 1991
BBC Four
|
30 | |
| S1991E12 | Nothing But Blue Skies? |
November 17, 1991
BBC Four
|
30 | |
| S1991E13 |
The Strangest Planet
season finale
|
December 8, 1991
BBC Four
|
30 |
No artwork of this type.
No artwork of this type.