Astronomers may have uncovered a potential candidate for the elusive Planet Nine, a hypothetical planet located far beyond the orbit of Neptune. This discovery comes from a reexamination of ...

(Pluto is considered a Kuiper Belt object.) This hypothetical Planet 9 has never been directly observed and remains theoretical, but in new research uploaded to the preprint site arXiV, scientists ...

Based on density considerations, the team estimates that the planet is a water world, a class of hypothetical planets covered in a deep ocean with an atmosphere rich in water vapor (such as the ...

Now, a newly identified object spotted in two infrared sky surveys has renewed the question of whether the elusive and hypothetical Planet 9 actually exists. According to a new pre-print study ...

Planet Nine, also known as Planet X, is a hypothetical celestial object that would distantly orbit our Sun – but there is significant debate in the scientific community about whether it exists.

While searching for a hypothetical planet at the far edges of our solar system known as Planet Nine or Planet X, a team of astronomers discovered 12 new moons around Jupiter. That brings the total ...

Its nickname? “Farout.” The… Read More While searching for a hypothetical Planet Nine, astronomers found a distant mini-world that’s been given a spooky nickname: “The Goblin.” ...

the astronomers fed their model synthetic planetary systems generated with the Bern Model of Planet Formation and Evolution, which comprehensively simulates the development of hypothetical planets ...