Sezon 18
Bölümler
1 Positional Astronomy 27 Oca 1974 2 Saturn - The Ringed Planet 17 Şub 1974 3 The Milky Way 20 Mar 1974 4 Life in the Universe 15 May 1974 5 The Daylight Star 12 Haz 1974 6 The Heart of the Scorpion 10 Tem 1974 7 Shooting Stars 7 Ağu 1974 8 Choosing a Telescope 4 Eyl 1974 9 Lord Rosse's Great Telescope 2 Eki 1974 10 The Changing Force of Gravity 30 Eki 1974 11 Eros - Wanderer in Space 26 Kas 1974 12 The Year of the Planets 18 Ara 1974