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The Ancient Egyptians were meticulous astronomers and recorded the passage of the heavens in extraordinary detail. The goal was to mark the passage of time and to understand the will of the Gods who ...

Algol makes up one of the "eyes" of Medusa's head that Perseus carries. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

Here’s a little astronomical riddle for you: Which star in the late-autumn sky winks at us once every 2 days, 20 hours, and 49 minutes? Each wink lasts about 10 hours. If you identified the mystery ...

There is a group of variable pairs of stars known as Algol-type binaries. They are named after the prototype member of this class: Algol, a bright multiple star system in the Perseus constellation. In ...

ON the evening of October 29, while examining the Pleiades with a binocular at about 9 p.m., G.M.T., I noticed that the star Atlas (27 Tauri) was slightly fainter than Pleione (28 Tauri), a little to ...

Catch the "winking" Demon Star on Friday (Oct. 23) and Monday (Oct. 26). When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

This week, skywatchers will have the chance to catch a winking "demon star" in the night sky. The star, known as Algol, is located in the constellation of Perseus, the Hero, and has been known since ...