Overview:
Algol, the Demon Star, is now well on view during the evening. Every two-and-a-half days the star seems to give a long, slow ' wink.' Patrick Moore describes this remarkable eclipsing binary and explains its importance.
Release Date : 1975-03-05
Genre : Documentary, News
Duration : 30 menit
Rating : ⭐ 0/10 (0 votes)
Actors : Patrick Moore