The Sky at Night S63E8 - Alien Worlds
8.3/10 by 13 users
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?
| Released | Apr 24, 1957 |
|---|---|
| Runtime | 30min |
| Genre | Documentary, News |
| Actor | N/A |
| Director | N/A |
| Production | N/A |
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