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

In a thrilling development that challenges long-held assumptions about the outer reaches of our solar system, astronomers ...

Astronomers have identified a new trans-Neptunian object, 2017 OF201, located far beyond Pluto. Its enormous size, comparable to dwarf planets, and hi ...

Astronomers have found a new minor planet beyond Pluto. This object, named 2017 OF201, is quite large. It orbits far from the ...

Pluto has become a beloved object in our solar system ever since the International Astronomical Union (IAU) reclassified it from a planet to a dwarf planet back in 2006 – a decision which has ...

NASA has found a frozen sphere 13.8 times the mass of Jupiter in a forbidden zone in space where planets aren't supposed to ...

Despite a huge media fanfare in which Colossal Biosciences claimed to have resurrected the extinct dire wolf, the company's chief scientist now concedes that the animals are merely modified grey wolve ...

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.