The North star “Polaris”
Polaris, also known as the North Star, is a luminous star located in the constellation Ursa Minor, the Little Bear. It is located in the northern sky and is the brightest star in the constellation. Polaris has been used as a navigational aid by travelers since ancient times, and is the reference point for the direction “north” on a celestial sphere.
Polaris is the northernmost of the five brightest stars in the sky and can be seen from anywhere in the Northern Hemisphere. It is located at a distance of about 434 light-years from Earth and is approximately 2,000 times brighter than our sun. It is a yellow-white supergiant star and is estimated to be about 200 million years old.
Polaris is a triple-star system consisting of two main stars, Polaris A and Polaris B, and a fainter companion, Polaris Ab. Polaris A is the brightest of the three stars and is about 4,000 times brighter than our sun. It is a yellow-white supergiant star with a surface temperature of 8,000 Kelvin. Polaris B is a blue-white supergiant star with a surface temperature of 11,000 Kelvin and is about 1,000 times
