Discuss possible defensive strategies to protect our planet

Describe trans-Neptunian and Kuiper-belt objects

Describe the composition and cl
Recognize the threat that near-assification of the various types of asteroidsEarth objects represent for Earth
Discuss possible defensive strategies to protect our planet
Characterize the general physical appearance of comets
Describe the composition of the Oort cloud
Describe trans-Neptunian and Kuiper-belt objects
Explain the proposed fate of comets that enter the inner solar system