What Knocked Over Uranus? And Two Other Mysteries

Cheddar recently launched their YouTube channel where they cover future focused topics! Check out their video, Is There a Best-Case Asteroid Impact Scenario? here: https://chdr.tv/isthe1e424 The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy. Hosted by: Reid Reimers For special, curated artifacts of this universe, check out https://scishowfinds.com/ ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: azarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- 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: https://www.space.com/45-uranus-seventh-planet-in-earths-solar-system-was-first-discovered-planet.html https://www.theatlantic.com/science/archive/2016/02/uranus-is-the-best-planet/458724/ https://medium.com/the-space-perspective/mysterious-uranus-and-why-we-need-to-put-an-orbiter-around-it-462894903bed https://www.universetoday.com/107816/the-most-common-exoplanets-might-be-mini-neptunes/ https://nssdc.gsfc.nasa.gov/planetary/factsheet/neptunefact.html https://www.space.com/13231-planet-uranus-knocked-sideways-impacts.html https://phys.org/news/2015-11-uranus-frankenstein-moon-miranda.html https://www.space.com/27334-uranus-frankenstein-moon-miranda.html https://arxiv.org/abs/0912.0181 http://iopscience.iop.org/article/10.3847/1538-4357/aac725/meta Images: https://www.nasa.gov/feature/nasa-completes-study-of-future-ice-giant-mission-concepts https://www.eurekalert.org/multimedia/pub/174597.php https://en.wikipedia.org/wiki/File:Uranus_orientation_1985-2030.gif https://solarsystem.nasa.gov/resources/677/gas-giant-interiors-2003/ https://svs.gsfc.nasa.gov/12880 https://www.nasa.gov/image-feature/january-1986-voyager-2-flyby-of-miranda https://commons.wikimedia.org/wiki/File:Saturn_(planet)_large.jpg https://en.wikipedia.org/wiki/File:Uranian_rings_scheme.png https://www.nasa.gov/feature/jpl/uranus-may-have-two-undiscovered-moons https://www.nasa.gov/mission_pages/voyager/pia01976.html