Uploaded October 2016 | Updated September 2026, 2 weeks ago

---

All 8 planets in our solar system seem to orbit in roughly the same plane (give or take a few degrees). Why don't they just orbit whichever way they want? Why did the solar system turn out so... flat?
________________________________
VIDEO ANNOTATIONS

How Do Airplanes Fly?
youtu.be/aGJBzsKPCaY
________________________________
HUGE THANK YOU TO THESE PATRONS:

** Randy Hukle **
________________________________
SCIENCE ASYLUM STUFF

Support us on Patreon:
patreon.com/ScienceAsylum

Advanced Theoretical Physics (eBook):
gumroad.com/l/ubSc

Merchandise:
scienceasylum.com

More videos at:
youtube.com/TheScienceAsylum

Facebook: facebook.com/ScienceAsylum
Twitter: @nicklucid twitter.com/nicklucid
Instagram: @nicklucid instagram.com/nicklucid

Vlog: youtube.com/TheNickLucid
________________________________
EXTRA INFO LINKS

Related MinutePhysics Video:
youtu.be/tmNXKqeUtJM

Related PBS Space Time Video:
youtu.be/Aj6Kc1mvsdo

Etymology of "Planet":
etymonline.com/index.php?term=planet

Star Charts:
midnightkite.com

100,000 Stars
stars.chromeexperiments.com

HyperPhysics:
http://hyperphysics.phy-astr.gsu.edu/hbase/eclip.html
http://hyperphysics.phy-astr.gsu.edu/hbase/solar/solecl.html
http://hyperphysics.phy-astr.gsu.edu/hbase/solar/lunecl.html
http://hyperphysics.phy-astr.gsu.edu/Hbase/amom.html

Wikipedia:
en.wikipedia.org/wiki/Ecliptic
en.wikipedia.org/wiki/Ecliptic_coordinate_system
en.wikipedia.org/wiki/Celestial_sphere
en.wikipedia.org/wiki/Celestial_coordinate_system
en.wikipedia.org/wiki/Constellation
en.wikipedia.org/wiki/Zodiac#Constellations
en.wikipedia.org/wiki/Solar_eclipse
en.wikipedia.org/wiki/Lunar_eclipse
en.wikipedia.org/wiki/Orbital_inclination
en.wikipedia.org/wiki/Orbit_of_the_Moon
en.wikipedia.org/wiki/Accretion_disk
en.wikipedia.org/wiki/Solar_System
en.wikipedia.org/wiki/Angular_momentum
________________________________
LINKS TO COMMENTS

hisham borgol - Plane Engines:
youtube.com/watch?v=aGJBzsKPCaY&lc=z12evdsrgrrldf3m323xcjpw0uf4y1hwv04

FiVorT98 - Plane Engines:
youtube.com/watch?v=aGJBzsKPCaY&lc=z13jjrajqqjpupwjv04cjzb5cw2tvjdhato0k

rotflmaopmpqxyz - Newton's 3rd Law:
youtube.com/watch?v=aGJBzsKPCaY&lc=z13bj1trcqy1df4lg23ctzva2mfrwpia004

Rogue Assassin Gaming - Air is a Fluid?:
youtube.com/watch?v=aGJBzsKPCaY&lc=z13hjlcpftzrczina22asfzplqu1sdved

Joel Craig - Take Over The World:
youtube.com/watch?v=aGJBzsKPCaY&lc=z13hij0yzyzvgd40j23wc13yqtm2dtfoe04
________________________________
IMAGE CREDITS

Logo designed by: Ben Sharef

Stock Photos and Clipart
- Wikimedia Commons commons.wikimedia.org/wiki/Main_Page
- Openclipart openclipart.org
- or I made them myself...

Ptolemaic Universe:
commons.wikimedia.org/wiki/File:Ptolemaicsystem-small.png

Solar Eclipse:
spaceflight.nasa.gov/gallery/images/apollo/apollo12/html/s80-37406.html
commons.wikimedia.org/wiki/File:Earth_Eclipses_Sun-ap12-s80-37406.jpg

Snakes on a Plane:
https://i.ytimg.com/vi/gQJzDrdVgYg/maxresdefault.jpg