What can white dwarf stars eating their own planets teach astronomers about planetary and solar system formation and ...

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

Although it's smaller than a planet, Chiron could be a natural laboratory for learning about how ring systems form, change, ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

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

If you want to build a planet, you're going to have to get your hands dirty. That's the lesson from a recent paper, which outlines just how vital giant impacts are to the formation of planets.

Astronomers have identified 3I/ATLAS, an ancient, ice-rich interstellar comet potentially older than our solar system.

Jupiter's formation played a crucial role in creating zones that captured material, leading to the birth of Earth, Mars, and ...

Scientists from MIT and their colleagues have estimated the lifetime of the solar nebula — a key stage during which much of the solar system evolution took shape. This new estimate suggests that the ...

I/ATLAS was first spotted by NASA scientists in May this year. Ever since, it has displayed behaviors that are not just ...

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 ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in ...