By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet ...
Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...
Add Yahoo as a preferred source to see more of our stories on Google. An illustration showing Planet Nine, a hypothetical, undiscovered planet in our solar system. New research now suggests the ...
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Sedna planet nine and the unseen forces shaping the solar system
At the farthest edges of the solar system, strange objects follow paths that defy easy explanation. This story investigates ...
A rocky exoplanet in the LHS 1903 system defies planet formation models, hinting that gravitational upheaval reshaped the red dwarf’s four worlds.
Astronomers have found a rocky planet where it should not exist, orbiting far from a cool red star. Could this strange ...
A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.
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Beyond Pluto the strange frozen worlds at the edge of the solar system
Beyond Pluto lies a collection of frozen worlds that challenge traditional ideas of what planets should be. This episode ...
LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...
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