Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals, formed ...

Jupiter was shaping Earth's fate before our planet even existed, carving gaps in the early solar system that kept its ...

New research from Rice University suggests that the giant planet Jupiter reshaped the early solar system in dramatic ways, ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Astronomers have found signs that the small icy world Chiron, orbiting between Saturn and Uranus, may be forming a new ring ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

NASA's silence on interstellar comet 3I/ATLAS has sparked online theories after scientists observed bizarre tail shifts and ...

Astronomers at the Center for Research in Information and Communication Technologies (CITIC) at the University of A Coruña, ...

Two ESA spacecraft, Hera and Europa Clipper, are poised to fly through the long tail of interstellar comet 3I/ATLAS, a new ...

The newly discovered object 3I/ATLAS (officially designated C/2025 N1) has taken the astronomical community by surprise.

Scientists have uncovered a mysterious relic from an area of the moon that has never been explored by humans until now.