Its Arabic name means "Demon Star", apparently a reference to its peculiar behavior.
Algol, β (beta) Persei, is 93 light years away and is known as the Demon Star (from the Arabic Al Ra's al Ghul).
The name Algol means "demon star" (from Arabic اÙ"غوÙ" al-ghÅ"l), which was probably given due to its peculiar behavior.
Algol is known as the "demon star". It is probably the most famous star in the Perseus constellation.
Algol means "the ghoul" in Arabic. Think of Ra's Al Ghul from Batman(comics and movies).
The first eclipsing binary detected was Algol, β Perseus, also known as the Demon star possibly due to its changing brightness.
Other names for the star are The Demon Star, Gorgona, "The Gorgon" or Gorgonea Prima, "The First Gorgon."
Description of the Star ...
" The British sometimes call it Demon Star or The Ghoul. The star's Hebrew name is "Rosh ha Satan," or "Satan's head." The Chinese know it as Tseih She ("piled up corpses") or "the Fifth Star of the Mausoleum.
Gorgona; Gorgonea Prima; Demon Star; El Ghoul.
Beta Persei
HR 936
HD 19356 ...
the first such star to be discovered, and also one of the first variable stars in general to be discovered. Algol's magnitude changes regularly between 2.3 and 3.5 over a period of 2 days, 20 hours and 49 minutes. the name Algol means "demon star, ...
In the venerable Star Names: Their Lore and Meaning, Richard Hinckley Allen noted that while its proper name, Algol (the Demon, Demon Star, and the Blinking Demon), is said to be derived from the Arabic "Ra's al Ghul" for the Demon's Head, ...
Within the constellation is the star Algol, the "demon star". Algol is variable star which changes its brightness every 2.87 days. To the ancients this star was the head of Medusa, who even after death winked at them.
Algol is of spectral class B8 V and is about 105 light-years from the earth. The name Algol comes from the Arabic Ras al Ghul, which means "demon's head," and the star is sometimes called the Demon Star.
 See also: Star, Algol, Perseus, Eclipsing Binary, Period
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