Darkness Visible
Horizon · Season 16 · Episode 22
Horizon examines the development of the relatively new science of x-ray astronomy.
Episode Details
Air date, runtime, timezone, and episode position.
Season
16
Episode
22
Air Date
19/Nov/1979
Air Time
21:00
Runtime
60 min
Overview
Episode summary.
Horizon examines the development of the relatively new science of x-ray astronomy.
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