"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

The newly observed binary system features a cataclysmic variable star, designated GOTO0650, which is in a rarely seen late ...

The Big Bang is often described as the explosive birth of the universe – a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all?

Most of the universe is made up of hydrogen and helium atoms, which came into being after the Big Bang cooled down a little. Heavier atoms are formed during high-energy collisions in stars.