Kuiper Belt
How far is the Kuiper Belt from Earth?
How far is the Kuiper Belt from Earth?
- Kuiper Belt is a disc-shaped region of icy objects
- is beyond the orbit of Neptune
- extends from about 30-55 AU (Astronomical Unit; 149,597,871 kilometers)
- it is where most short-period comets come from
Oort Cloud
- The Oort cloud contain 0.1-2 trillion icy bodies in solar orbit
- takes thousands of years to circle the sun
- a spherical shell of icy bodies surrounding the solar system
- believed to be the place where long-period comets come from in our solar system