Gives information about a snowball fight with giant dirty snowballs that happened millions of years ago in space. Hence, we have space on Earth for the oceans, and the Moon has craters. Also explains how the snowballs that are left in space can turn into comets, meteors, or rings around planets like Saturn.

Originally released by Highlights for Children, 2013. Streaming audio file encoded with permission for digital streaming by Infobase on July 15, 2016.

Snowballs in Space: Highlights (4:26); .