There is a demon’s head winking at us every few nights. It’s brightest during the winter months, so you might be able to see it on clear nights in the northern hemisphere. Some considered it bad luck ...
Dr. Lauri Jetsu from the University of Helsinki has analysed observations of Algol. He argues that Algol has many companion stars which have not been detected from earlier observations. Algol is an ...
that Algol has many companion stars which have not been detected from earlier observations. The results have been published in The Astrophysical Journal. What is Algol? Algol is an eclipsing binary, ...
Dr. Lauri Jetsu from the University of Helsinki has analysed observations of Algol. He argues that Algol has many companion stars which have not been detected from earlier observations. The results ...
Astronomers have analyzed observations of Algol. They argue that Algol has many companion stars which have not been detected from earlier observations. Algol is an eclipsing binary, where the two ...
Figure: (a) Algol’s O-C data (red circles). The time-axis units are days between November 1782 and October 2018. The green continuous line shows the five signal model for the first 226 years of data ...
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