What is the shape of the universe?
Shape of the Universe Despite appearing to be formless due to its size, the cosmos includes forms that astronomers can perceive. So, how is it structured? The cosmos, according to…
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…