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 ...

This week, between 11 p.m. and midnight local time, the constellation immortalizing one of the greatest heroes of Greek mythology — Perseus — will pass directly overhead. Its prominent variable star, ...

Algol in the constellation Perseus is one of the sky's most remarkable stars. It knows how to wink. Which is another way of saying that its light is variable, and the changes are easily visible with ...

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 ...