Why Are the Inner and Outer Planets Different?

The planets in our solar system have a very specific order. But have you wondered why they have the order they do? Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn t make SciShow without them! Shout out to Bryce Daifuku, Kevin Bealer, Justin Lentz, Mark Terrio-Cameron, Patrick Merrithew, Accalia Elementia, Fatima Iqbal, Benny, Kyle Anderson, Mike Frayn, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Chris Peters, Kathy Philip, Patrick D. Ashmore, Thomas J., Charles George, Bader AlGhamdi. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Possible images: Protoplanetary disks: https://en.wikipedia.org/wiki/Protoplanetary_disk#/media/File:HL_Tau_protoplanetary_disk.jpg https://en.wikipedia.org/wiki/Protoplanetary_disk#/media/File:Boulevard_of_Broken_Rings.jpg https://en.wikipedia.org/wiki/Fomalhaut#/media/File:Fomalhaut_B_entire-Hubble_Telescope.jpg A young star: https://en.wikipedia.org/wiki/Protostar#/media/File:A_diamond_in_the_dust.jpg Earth water comparison: http://water.usgs.gov/edu/earthhowmuch.html Sources: http://atropos.as.arizona.edu/aiz/teaching/nats102/mario/solar_system.html http://lasp.colorado.edu/education/outerplanets/solsys_planets.php#overview http://lasp.colorado.edu/~bagenal/1010/SESSIONS/11.Formation.html http://iopscience.iop.org/article/10.1088/0004-637X/806/2/203/pdf https://arxiv.org/pdf/1207.4284v1.pdf http://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html http://www.rsc.org/periodic-table