What is the primary mechanism by which gas giants like Jupiter are thought to initially form?

Which process is most likely to lead to the rapid formation of a supermassive black hole seed?

Compared to Jovian planets, terrestrial planets are generally:

What is the primary difference between asteroids and comets?

What is the leading theory for the formation of Earth's Moon?

Which of the following is NOT a likely outcome of a giant impact?

In the context of planet formation, what is 'accretion'?

What role does the 'frost line' play in planet formation?

What triggers disk instability in protoplanetary disks?

Why are giant impacts considered important in planetary evolution?