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A Distant Outlier Redraws the Solar System Map: 2017 OF201’s Orbit and the Limits of Planet Nine
“The object’s aphelion—the farthest point on the orbit from the sun—is more than 1,600 times that of Earth’s orbit,” Institute for Advanced Study’s Sihao Cheng mentioned in a recent press release. As ...
Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...
A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that ...
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A 9th planet may be within reach and it’s not Pluto returning
For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...
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