On03, NASA's Pioneer 10 spacecraft beams its last data transmission back to Earth. Pioneer 10 was NASA's first mission to the ...
A rare discovery beyond Neptune is forcing scientists to rethink early solar system dynamics and the forces that shaped ...
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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 ...
Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...
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 ...
Scientists say studying objects like Ammonite, despite their immense distance, offers valuable insight into the solar ...
After studying thousands of computer simulations of the solar system, researchers at Rice University and the Planetary Science Institute think there’s a 40% chance an elusive “Planet Nine” or “Planet ...
How to make a super-Earth: The universe's most common planets are whittled down by stellar radiation
Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...
Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii Telescope. Its orbit and size officially qualify it as a distant dwarf planet.
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