A recently discovered celestial body is rewriting our knowledge of the Kuiper Belt and maybe challenging the existence of the ...

It had not been thought possible that such tiny, weak stars could provide the conditions needed to form and host huge planets.

Scientists had previously believed that no celestial bodies existed in the vast, empty section of space beyond Neptune.

So it got relegated from ‘actual planet’ (sort of like the Champion’s League) to the more modestly titled ’dwarf planet’ (The Conference). But, despite the downgrading, Pluto still had ... decider ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

The newly discovered object, named 2017 OF201, has a 25,000-year orbit and is believed to be a large contender for dwarf ...

The TNO is potentially large enough to qualify as a dwarf planet, the same category as the much more well-known Pluto. The new object is one of the most distant visible objects in our solar system ...

"Social media was flooded with memes and witty comments, some of which also highlighted that Pluto’s designation as a "dwarf planet" does not negate its planetary essence. One user insightfully ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system. The object—which orbits out beyond Neptune—has been named "2017 OF201" by the ...

Image Credit: images of dwarf planets from ... similar to Pluto's orbit.” The discovery of this object will certainly cause issues in the hunt for Planet 9 – a hypothetical planet larger ...