Scientists may have found one of the main sources of rocky material for the solar system, forming diverse populations of baby ...

Our solar system has two ice giants, Uranus and Neptune, but there may have been a third. According to a new study published ...

New research suggests the moons of Jupiter and Uranus may hint that our planetary neighborhood once had a third ice giant.

A team of astronomers has found the strongest evidence yet that some planets outside our solar system may be magnetic. Using ...

"A key step toward ultimately understanding which planets can stay alive, keep their water, and perhaps even, one day, host ...

Another puzzle piece in how our solar system formed. The post Scientists Spot What Appears to Be a Ring-Shaped “Planet ...

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...

The curious minds at What If explore what would happen if Planet X entered our solar system.

3I/ATLAS may be departing our solar system, but it’s still very much on Avi Loeb’s mind. In a recent blog post, the Harvard ...

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

A bright ring of dust circling a young star can look calm from far away. In reality, it may mark one of the messiest moments ...

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