The Big Bang explains why so much helium exists in the universe when it could not have been created by hydrogen fusion in stars alone.

Question

Quizplus · Accepted Answer

The Big Bang theory states that helium was created during the initial moments of the universe through nucleosynthesis, which explains why there is so much helium in the universe today despite not being created solely by hydrogen fusion in stars.

The Big Bang Explains Why So Much Helium Exists in the Universe