Why Pluto Might Be a Billion Comets

Astronomers are trying to answer the question of how Pluto formed, and we have more evidence for the existence of Planet Nine!

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Sources:
https://authors.library.caltech.edu/1476/1/BROareps02.pdf
https://www.sciencedirect.com/science/article/pii/S001910351830099X
http://adsabs.harvard.edu/abs/2017Icar..287..301U
https://www.nasa.gov/feature/possible-ice-volcano-on-pluto-has-the-wright-stuff/
http://iopscience.iop.org/article/10.3847/0004-6256/151/2/22
https://www.nature.com/articles/nature13156 https://www.nature.com/news/dwarf-planet-stretches-solar-system-s-edge-1.14921
http://www.sciencemag.org/news/2015/11/astronomers-spot-most-distant-object-solar-system-could-point-other-rogue-planets
https://www.popsci.com/search-for-real-planet-x#page-3
https://arxiv.org/abs/1805.05355
https://arxiv.org/abs/1706.05348
http://home.dtm.ciw.edu/users/sheppard/inner_oort_cloud/
https://www.scientificamerican.com/article/looking-for-planet-nine-astronomers-gaze-into-the-abyss/
https://www.space.com/31549-pluto-ice-volcanoes-new-horizons.html
http://earthsky.org/space/new-evidence-planet-9-2015-bp519-caju
https://www.space.com/40642-space-rock-generates-planet-nine-excitement.html
https://www.smithsonianmag.com/smart-news/researchers-think-pluto-made-billions-comets-180969183/
https://www.popsci.com/pluto-billion-comets#page-3
https://www.space.com/40687-pluto-formation-1-billion-comets.html
https://gizmodo.com/wild-new-theory-suggests-pluto-formed-from-a-billion-co-1826292828
https://www.universetoday.com/139317/pluto-is-what-you-get-when-a-billion-comets-smash-together/
https://www.space.com/39287-new-horizons-2014-mu69-flyby-2019.html

Images:
https://www.nasa.gov/image-feature/charon-and-pluto-strikingly-different-worlds
https://commons.wikimedia.org/wiki/File:NASA-ExocometsAroundBetaPictoris-ArtistView.jpg
https://www.nasa.gov/image-feature/charon-and-pluto-strikingly-different-worlds
https://commons.wikimedia.org/wiki/File:Comet_67P_on_22_August_2014_NavCam.jpg
https://commons.wikimedia.org/wiki/File:67P-C-G_-_March_28_2015_(32370930490).jpg
https://www.nasa.gov/image/nh-approaches-pluto
https://commons.wikimedia.org/wiki/File:Planet_Nine_-_black_background.png
https://commons.wikimedia.org/wiki/File:Planet_nine-etnos_now-new3.png
https://commons.wikimedia.org/wiki/File:ESO_-_Milky_Way.jpg