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A New Dwarf Planet Has Joined Our Solar System’s Family—Meet Pluto's 'Extreme Cousin'
Cheng discovered the object as part of an ongoing research project to identify TNOs and possible new planets in the outer ...
Pluto's 'extreme cousin' is a dwarf planet found at the far reaches of our solar system
A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...
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Scientists discover potential dwarf planet, dubbed 'extreme cousin' of Pluto
The newly discovered object, named 2017 OF201, has a 25,000-year orbit and is believed to be a large contender for dwarf ...
An extreme cousin for Pluto? Possible dwarf planet discovered at solar system's edge
A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural Sciences, has discovered an extraordinary trans-Neptunian object (TNO), ...
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Pluto's 'extreme cousin' is a dwarf planet found at the far reaches of our solar system
Sihao Cheng, an astrophysicist at the Institute for Advanced Study’s School of Natural Sciences, led the team that discovered the object, which he described as an "extreme 'cousin' of Pluto," in ...