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Pluto’s Secret Rival? Meet the Mysterious Dwarf Planet That Defies Expectations
A recently discovered celestial body is rewriting our knowledge of the Kuiper Belt and maybe challenging the existence of the ...
Scientists Say They’ve Found a Dwarf Planet Very Far From the Sun
The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...
Our Solar System Might Have A New Ninth Planet (And It's Not Pluto)
Almost 20 years after Pluto was infamously downgraded from its status as a planet, scientists now believe they have ...
Modern Engineering Marvels on MSN3h
An Extreme Dwarf Planet Discovery Challenges Our Understanding of the Solar System’s Outer Frontiers
OF201 spends only 1% of its orbital time close enough to us to be detectable. The presence of this single object suggests ...
Smithsonian Magazine on MSN3d
Astronomers Discover a Possible Dwarf Planet Far Beyond Neptune, Where There Should Have Only Been Empty Space
As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...
Space.com on MSN3d
Scientists found a possible new dwarf planet — it could spell bad news for Planet 9 fans
A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the ...
Astronomers Think They've Discovered a New Dwarf Planet in Our Solar System
A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.
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 ...
Potential discovery of new dwarf planet adds wrinkle to Planet Nine theory
The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...
Live Science on MSN9d
Move over, Pluto: Scientists have discovered a new dwarf planet at the solar system's edge
Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...
Astroboffins analyzed old data and found a candidate dwarf planet in the Oort cloud
As explained in a pre-press paper [PDF] titled “Discovery of a dwarf planet candidate in an extremely wide orbit: 2017 OF201” ...
Possible new dwarf planet spotted near the edge of the solar system
Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a highly ...