In which phase are elements heavier than iron, such as gold and uranium, primarily forged?

Answer

During the explosion phase via the r-process

The rapid neutron capture process (r-process), responsible for creating elements heavier than iron, requires the immediate, intense neutron flux generated during the milliseconds following the core's collapse and bounce.

In which phase are elements heavier than iron, such as gold and uranium, primarily forged?

#Videos

How Quickly Does A Supernova Happen? The Stunning Speed of a ...

physicsastronomystarssupernovacore collapse