Question

How do Galaxies die? Explain the supernova​

Answer 1

Answer:

It's a balance of gravity pushing in on the star and heat and pressure pushing outward from the star's core. When a massive star runs out of fuel, it cools off. This causes the pressure to drop. ... The collapse happens so quickly that it creates enormous shock waves that cause the outer part of the star to explode.

Answer 2

It's a balance of gravity pushing in on the star and heat and pressure pushing outward from the star's core. When a massive star runs out of fuel, it cools off. This causes the pressure to drop. ... The collapse happens so quickly that it creates enormous shock waves that cause the outer part of the star to explode