The Sky at Night

Season 6 Episode 10: The Demon Star

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.

Genre:

Documentary, News

Seasons:

70

Episodes:

847

Quality:

HD

Status:

Returning Series

First Air:

1957

IMDb:

8.4