![Spacepod show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/068/533/small/spacepod.jpg)
Summary: Dr. Katherine Kretke investigates how planets are formed with computer models. Her new research had a surprising result— that pebbles play a key role in forming terrestrial planets like Earth and Mars.
Summary: Dr. Katherine Kretke investigates how planets are formed with computer models. Her new research had a surprising result— that pebbles play a key role in forming terrestrial planets like Earth and Mars.