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, ...

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

Tiny shavings from a single meteorite could completely overturn our understanding of how the solar system formed, after the space rock turned out to be older than expected. Previous research suggests ...

The Sun's formation caused temperature differences in the surrounding disk of gas and dust. Inner, hotter regions formed rocky planets from less volatile elements. Outer, colder regions allowed ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

Jupiter influenced Earth’s future long before Earth formed, slicing gaps in the early solar system to stop its raw materials ...