Events Polar Star
The brightness of the polar star is because the star evolves.
Events Polar Star
The brightness of the Polar star is undergoing changes lately. Every four days it makes a pulse, but currently the pulses are barely noticeable, and in the last two thousand years they shine 150% more.
These changes are due to the evolution of the star. The proportions of hydrogen and helium are changing, causing a change of brightness.
Buletina
Bidali zure helbide elektronikoa eta jaso asteroko buletina zure sarrera-ontzian