Alien Worlds
The Sky at Night · Season 63 · Episode 8
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?
Episode Details
Air date, runtime, timezone, and episode position.
Season
63
Episode
8
Air Date
08/Sep/2019
Air Time
22:00
Runtime
—
Overview
Episode summary.
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?
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