The Sky at Night

Season 21 Episode 2: Travel in Space and Time

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.

Genre:

Documentary, News

Seasons:

70

Episodes:

847

Quality:

HD

Status:

Returning Series

First Air:

1957

IMDb:

8.4