Planetario "Dr. José Hernández Moreno" - Algol, Beta Persei (β Per) es un sistema de estrellas triples ubicado en la constelación de Perseo. Comúnmente conocida como Demon Star, es una de las
![An impression of the system Algol (Beta Persei). A blue spectral class B8 star with a diameter of 3 solar diameters and red-yellow spectral class K2 star of about 3.5 solar diameters An impression of the system Algol (Beta Persei). A blue spectral class B8 star with a diameter of 3 solar diameters and red-yellow spectral class K2 star of about 3.5 solar diameters](https://c8.alamy.com/zooms/9/0a09d5d47e7948538b92869f0ab37dfd/2gg0cm9.jpg)
An impression of the system Algol (Beta Persei). A blue spectral class B8 star with a diameter of 3 solar diameters and red-yellow spectral class K2 star of about 3.5 solar diameters
![Système binaire Algol. L'oeuvre de l'ordinateur du système binaire Algol (Beta Persei). Un bleu de type spectral B8 star avec un diamètre de 3 diamètres solaires et Photo Stock - Alamy Système binaire Algol. L'oeuvre de l'ordinateur du système binaire Algol (Beta Persei). Un bleu de type spectral B8 star avec un diamètre de 3 diamètres solaires et Photo Stock - Alamy](https://c8.alamy.com/compfr/2acghtr/systeme-binaire-algol-l-oeuvre-de-l-ordinateur-du-systeme-binaire-algol-beta-persei-un-bleu-de-type-spectral-b8-star-avec-un-diametre-de-3-diametres-solaires-et-2acghtr.jpg)
Système binaire Algol. L'oeuvre de l'ordinateur du système binaire Algol (Beta Persei). Un bleu de type spectral B8 star avec un diamètre de 3 diamètres solaires et Photo Stock - Alamy
Beta Persei (β Persei) or Algol “Demon Star” in Perseus Right ascension 03h 08m 10.1s Declination +40° 57′ 20.3″ Algol , designated Beta Persei (β... | By Sky Observer Group | Facebook
![An eclipsing binary star known as Algol, or Beta Persei by Ron Miller/Stocktrek Images, Art Print | Barewalls Posters & Prints | bwn14795669 An eclipsing binary star known as Algol, or Beta Persei by Ron Miller/Stocktrek Images, Art Print | Barewalls Posters & Prints | bwn14795669](https://images.barewalls.com/comp/art-print-poster/bwn14795669/an-eclipsing-binary-star-known-as-algol-or-beta-persei.jpg?ph=&pw=&print_border=&fit=&flip=&stretch_to_fit=&print_colorfilter=&bits=&side_style=&units=in&frame_id=&frame_type=&show_banner=false&artist_attr_name=false&artist_attr_show=false&artist_attr_title=false&artist_attr_format=&artist_attr_font=&artist_attr_size=&custom_x_pct=&custom_y_pct=&custom_w_pct=&custom_h_pct=&bleed_size=&is_custom=false&can_edit_frame=true&object_width=18.0&object_height=12.0&fit_select=False&internal_sku=)