The Sky at Night · SEASON 21
Travel in Space and Time
Episode 2 · 1977-02-17

- Documentary
- News
Episode overview
How big is the universe - and does it have a boundary? Distances on the astronomer's scale are very hard to appreciate. Patrick Moore and Dr Ron Maddison discuss them in this programme, and explain how to describe them in everyday terms.
Season 21 episodes
1. Sirius, the Dog-Star1977-01-17
2. Travel in Space and Time1977-02-17
3. The Mapping of Mercury1977-03-16
4. Celebrates its 20th anniversary1977-04-20
5. The Solar Cycle1977-05-18
6. Uranus - the Second Ringed Planet?1977-06-15
7. The New Infra-red Telescope1977-07-20
8. The Swan in the Sky1977-08-10
9. The Voyager Missions1977-09-07
10. Stars of the Far South1977-09-28
11. The Amateur Astronomer1977-10-24
12. Why Do the Planets Shine?1977-11-23
13. Suns, Space-ships, and Bug-eyed Monsters1977-12-14