Stars and Planets
What You Thought You Knew About Our Solar System
How Did the Earth Form?
The Earth started by a large explosion also called a supernova. The bits of gases and dust began to cluster together, making big lumps. these clusters began to pull together under its own gravity.
Drew Intermediate School
Nine Planets - Solar System Tour. (n.d.). Retrieved March 24, 2015, from http://nineplanets.org/