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The International Astronomical Union’s Minor Planet Center, which catalogs new moons and other small bodies in the solar ...
A recently discovered celestial body is rewriting our knowledge of the Kuiper Belt and maybe challenging the existence of the ...
Astronomers have discovered a mysterious dwarf planet, 2017 OF201, far beyond Pluto. This discovery challenges existing ...
A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...
Learn about the recently discovered trans-Neptunian object that may eventually join Pluto as a dwarf planet, found at the ...
A new dwarf planet discovery in the outer solar system is challenging the long-standing theory of a hidden giant planet ...
There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be ...
Astronomers have found a new minor planet beyond Pluto. This object, named 2017 OF201, is quite large. It orbits far from the ...
A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...