Webb’s powerful instruments have detected crystalline water ice in a distant star system, offering rare insight into planet ...

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

Astronomers may be close to identifying a mysterious object in our solar system. New research points to a potential candidate ...

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

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

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

The discovery of water ice around a distant star is allowing scientists to study how the key ingredient for life is delivered ...

With its initial satellites deployed, Amazon joins a high-risk game of low Earth orbit dominance with SpaceX, China, and the ...

On May 21, the International Astronomical Union’s Minor Planet Center announced the discovery of 2017 OF 201, which, because ...

Learn about the recently discovered trans-Neptunian object that may eventually join Pluto as a dwarf planet, found at the ...

At the very edge of our solar system, beyond the grasp of Neptune and even past the icy sprawl of Pluto’s domain, a new ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be ...