The early solar system may have been far more chaotic than we ever imagined. A new study published in Icarus suggests that ...

NASA-supported scientists have provided new information about how the early Earth may have acquired some elements necessary ...

Four-and-a-half billion years ago, a massive world—possibly as big as the moon or even Mars—orbited our sun before crashing ...

Upending long-held models of early planetary evolution, researchers at the University of Colorado Boulder have published the first definitive evidence that a massive world—possibly as big as the Moon ...

Scientists may have identified one of the Solar System’s most important “planet factories” hidden just beyond Jupiter.

You're probably familiar with how the solar system looks today. There are eight officially recognized planets located more or less on the same plane, orbiting the sun. But have you ever given a ...

"It points to a distinct and separate evolutionary path in planetary formation in the early history of our solar system." When you purchase through links on our site, we may earn an affiliate ...

The dwarf planet Vesta is helping scientists better understand the earliest era in the formation of our solar system. Two recent papers involving scientists from the University of California, Davis, ...

In the young Solar System, a dust trap beyond Jupiter may have built wildly different meteorite parent bodies over two ...

Before the Earth and other planets formed, the young sun was still surrounded by cosmic gas and dust. Over the millennia, rock fragments of various sizes formed from the dust. Many of these became ...