Why is Oort cloud a sphere when the Solar System is a disk? Which space image is my favourite? BONUS question, totally free :https://www.patreon.com/universetoday🚀 [Overtime] Even more Q&Ashttps://www.patreon.com/universetoday00:00 Start00:30 [Paige Potter] When did humans first think of aliens? 03:24 [Paul_in_Tucson] Why is Oort cloud a sphere while Solar System is a disk? 13:34 [Heya Sasha] My favourite space image📺 VIDEO VERSIONhttps://youtu.be/k3iCw1Wtdws📰 GUIDE TO SPACE NewsletterNo ads.