Like many stars that appear to be one star, it’s actually a triple star system. Polaris has two other tiny companion stars that can’t be seen unless you have one heck of a telescope.

Polaris, also known as the 'Pole Star' or 'North Star', is arguably the most famous stellar body to hang in the western hemisphere's night sky. For centuries it has served as a vital waypoint for ...

The North Star is a triple star system, situated between about 430 and 450 light-years from Earth, with Polaris being the brightest star of the three. The Polaris itself is a strange pulsating ...

When you look up, Polaris appears to be one object, but it's actually a triple-star system. Polaris Aa is the largest, a yellow supergiant larger than the Sun. Its smaller companion stars are not ...

Polaris is both a navigation aid and a remarkable star in its own right. It is the brightest member of a triple-star system and is a pulsating variable star. Polaris gets brighter and fainter ...

Since the age of modern astronomy, scientists have understood that the star is a binary system consisting of an F-type yellow supergiant (Polaris Aa) and a smaller main-sequence yellow dwarf ...