The Oort Cloud is a theoretical concept of a cloud of predominantly icy planetesimals
Podcast:Science 101 Published On: Wed Jun 21 2023 Description: The outer limit of the Oort cloud defines the cosmographic boundary of the Solar System and the extent of the Sun's Hill sphere Hosted on Acast. See acast.com/privacy for more information. Learn more about your ad choices. Visit megaphone.fm/adchoices