43 Season
271 Episode
The Sky at Night - Season 2019 Episode 8 Alien Worlds
Astronomers have found more than 4,000 planets circling stars other than our own. What do we know about these alien worlds and how have we managed to detect them?
- Year: 2024
- Country: United Kingdom
- Genre: Documentary, News
- Studio: BBC Four
- Keyword: universe
- Director:
- Cast: