Send Story by Email

Article Image
Science

• arclein

Some small bodies moved into the Kuiper Belt and others traveled inward, producing impacts on the terrestrial planets and the Moon. The giant planets moved as well. Jupiter, for example, scattered most small bodies outward and moved inward.

Enter one or more email addresses below. Separate multiple addresses with a semicolon (;) or a new line. Maximum 10 email addresses at one time.