The Oort Cloud: Believe It Or Not
Nobody has ever seen it, but astronomers are convinced the Oort cloud exists. It is imagined similar to a fishbowl with our Solar System floating in the middle.
from SciShow Space
Key Facts In This Video
Astronomers believe there is a zone around the solar system called the Oort cloud, but it has never been observed. (0:24)
We are sitting 19,200 light years from the center of the Milky Way. (0:43)
Scientists think the Oort cloud contains up to 2 trillion icy objects. (2:12)