What is the key compositional differentiator between a comet and an asteroid?

Answer

The high ice content in comets

The abundance of volatiles (ices) is the key characteristic that distinguishes comets from asteroids, which formed closer to the Sun where ices could not remain stable.

What is the key compositional differentiator between a comet and an asteroid?

#Videos

What are Comets & Asteroids? Science For Kids - YouTube

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