The Discovery That Demoted Pluto

This is Eris, the Pluto killer.
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In this video, we’re heading to the chaotic, murky edges of the solar system to meet the “tenth planet”, Eris. Also known as the “Pluto killer”, the discovery of this massive icy world didn't just add a name to the map, it triggered a scientific war that redefined what it means to be a planet, forever.

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0:00 The Tenth Planet
4:18 What Is a “Planet”?
8:50 Eris’ Orbit
12:15 Eris’ Size
13:35 Eris’ Surface
15:02 Eris' Moon: Dysnomia
17:42 The Pluto Killer

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References:
“Eris: dwarf planet overview”, via nasa.gov https://astrumspace.info/eris
“The Discovery of Eris”, via arxiv.org https://astrumspace.info/erisdiscovery
“Controversy surrounding dwarf planet naming”, via newscientist.com https://astrumspace.info/haumeadisc
“IAU vote controversy over planet definition”, via bbc.co.uk https://astrumspace.info/iauvote
“What makes a planet?”, via ucla.edu https://astrumspace.info/planetdefinition
“Orbit and dynamical properties of Eris”, via nasa.gov https://astrumspace.info/erisorbit
“Eris’s unusually high Bond albedo”, via iopscience.iop.org https://astrumspace.info/erisalbedo
“Possible geothermal activity on Eris”, via arxiv.org https://astrumspace.info/erisgeothermal
“Discovery of Eris’s moon Dysnomia”, via caltech.edu https://astrumspace.info/dysnomia
“The Eris–Dysnomia binary system”, via arxiv.org https://astrumspace.info/erissystem

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Credits:
Writer: Jess Jordan
Video Editor: Nick Shishkin
Researcher: Shourya Shrivastava
Script Editor: Damaris McColgan
Thumbnail Designer: Peter Sheppard
Publishing Lead: Georgina Brenner
Production Manager: Raquel Taylor
Edit Producer: Poppy Pinnock
Head of Astrum: Jess Jordan
Creator of Astrum: Alex McColgan

With special thanks to:
NASA/ESO/ESA

#Astrum #Space #Eris #DwarfPlanet

Видео The Discovery That Demoted Pluto канала Astrum