Algol - Wikipedia
Algol is a three-star system, consisting of Beta Persei Aa1, Aa2, and Ab – in which the hot luminous primary β Persei Aa1 and the larger, but cooler and fainter, β Persei Aa2 regularly …
Algol the Demon Star, named for its strange behavior - EarthSky
Oct 31, 2025 · The star name Algol comes from an Arabic word meaning the Demon’s Head or, literally the Ghoul. It represents the terrifying snaky head of the Medusa monster.
Meet Algol, the Demon Star - Sky & Telescope
Oct 31, 2024 · If you need a touch of trick-or-treat in the sky this season — or anytime — seek out Algol, a bright star in the constellation Perseus.
ALGOL | Programming, Syntax & Compiler | Britannica
ALGOL, computer programming language designed by an international committee of the Association of Computing Machinery (ACM), led by Alan J. Perlis of Carnegie Mellon …
A history of star Algol, the winking 'Demon Star' in Perseus
Feb 27, 2024 · Ask any astronomer to name the most famous variable star in the sky and many will say Algol, the eclipsing binary in Perseus whose variations were first reported in 1670 by …
Algol (Beta Persei): Star System, Facts, Name, Location ... - Star Facts
Apr 22, 2020 · Algol, Beta Persei (β Per) is a triple star system located in the constellation Perseus. Commonly known as the Demon Star, it is one of the best-known variable stars in …
Algol - University of Illinois Urbana-Champaign
ALGOL (Beta Persei). Surely one of the most remarkable stars of the sky and appropriately one of the most famed, Algol is the second magnitude Beta star of Perseus, the great mythological …
The ALGOL Programming Language - University of Michigan
ALGOL (ALGOrithmic Language) is one of several high level languages designed specifically for programming scientific computations. It started out in the late 1950's, first formalized in a …
Star Facts: Algol (Demon Star) - Type, Size, & Location
Algol (Beta Persei), known as the Demon Star, is a triple star system located within the constellation Perseus 90 light-years away.
History of ALGOL - Software Preservation
Nov 21, 2025 · It has held continuing responsibility for ALGOL 60 and ALGOL 68 since its founding, although its current focus is the study of calculation of programs from specifications.