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The Sky at Night · S6 E10

The Demon Star

1962-10-17

Algol, now visible in the evening sky, was called 'The Demon Star' in ancient times. Certainly it is a most unusual star; periodically it seems to 'wink'. Patrick Moore discusses Algol, and explains its importance.

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Season 6 Episodes

  • E1Volcanoes or Meteorites?
  • E2Life in the Universe?
  • E3The Farthest Planet
  • E4Space Needles
  • E5The Space Fog
  • E6Astronomy and the Ancients
  • E7Signals from Jupiter
  • E8Saturn
  • E9Keeping Space Clean
  • E10The Demon Star
  • E11Journey to Venus
  • E12The Moving Earth