Summer of Science: How the asteroid belt formed

By Lauren Fuge
Updated December 9 2021 - 9:58am, first published 7:00am
TWIRL: Inside the Asteroid belt seen against the sun in deep space. Picture: Shutterstock
TWIRL: Inside the Asteroid belt seen against the sun in deep space. Picture: Shutterstock

Question

How was the asteroid belt formed? I heard there was supposed to have been another planet there, but there doesn't seem to be enough material there for a planet.

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