How do we know the age of the universe?

universe We know that the universe is around 13.8 billion years old, but how? Stars, galaxies, stellar remnants, and other things with ages spanning billions of years are disperse throughout …

Why Are The Pleiades Important?

Pleiades, sometimes also known as the seven sisters, Cr 42, Messier 45, Mel 22 are actually the cluster of the stars that contains different type of stars including hot B …