For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Ein neues Objekt am Rand unseres Sonnensystems gibt Rätsel auf. Forscher vermuten, es könnte einen weiteren Zwergplaneten ...

Am Rand unseres Sonnensystems haben Astronomen ein neues transneptunisches Objekt entdeckt: 2017 OF201. Es könnte sich um ...

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

Astronomers have discovered a mysterious dwarf planet, 2017 OF201, far beyond Pluto. This discovery challenges existing ...

Almost 20 years after Pluto was infamously downgraded from its status as a planet, scientists now believe they have ...

Thanks to the powerful vision of NASA’s James Webb Space Telescope (JWST), scientists have just confirmed something truly ...

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

The universe's vastness challenges human comprehension. It contains trillions of galaxies and countless stars. Pluto's ...