In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new dwarf planet. It's called 2017 OF 201, a rock that appears to be some 700 ...

Learn how ALMA observations revealed unusually high levels of methanol in interstellar comet 3I/ATLAS and what the molecule’s chemistry may reveal about how icy bodies form around other stars.

Astronomers studying the Kuiper Belt have detected a strange distortion that could point to an unknown planet lurking far beyond Neptune.

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite image comparing the relative sizes of our solar system's known dwarf planets, ...

After studying thousands of computer simulations of the solar system, researchers at Rice University and the Planetary Science Institute think there’s a 40% chance an elusive “Planet Nine” or “Planet ...

As the Solar System drifts through the Milky Way, it occasionally encounters regions of space capable of reshaping Earth’s environment. Millions of years ago, one such passage may have dramatically ...

Astronomers surveying the outer solar system have revealed that a rare object far beyond Neptune is moving in sync with the eighth planet in an unexpected way. Called 2020 VN40 and first discovered in ...

Astronomers studying a rare visitor from another star system have discovered something unexpected. The interstellar comet known as 3I/ATLAS appears to contain unusually large amounts of alcohol. While ...

Astronomers have witnessed the birth of a solar system beyond our own for the first time. An international team of researchers has been able to pinpoint the exact moment when planets began to form ...

CC0 Usage Conditions ApplyClick for more information. The Solar System contains many small, unexplored worlds in a vast region of space beyond Neptune and Pluto. Recent discoveries include dwarf ...