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U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system ...
It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the ...
The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...
The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...
For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...
The object, known as 2017 OF201, was found by researchers at the Institute for Advanced Study and Princeton University who were searching for “Planet Nine,” a hypothetical planet larger than ...
They said: ‘The discovery of 2017 OF201 is significant because it’s found in a region of the Solar System thought to be empty ...
Less than 1% of this dwarf planet candidate's orbit is close enough to detect, which means astronomers are lucky to have ...
As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...
As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...
Some astronomers say the strange, clustered orbits of icy rocks beyond Neptune indicate that something big is out there, ...