A new theory of the solar system's formation provides an alternative to the idea our system formed from a supernova.

Researchers have laid out a new, comprehensive theory for how the solar system formed — inside the bubble of a long-dead, giant star.

When most of us learn about the solar system, it seems like a pretty well-ordered place. Our Sun formed first, about five billion years ago, and the planets appeared a little later. As a very ...

How Did the Solar System Form? The tale of our sun may begin with another star: a predecessor whose fiery death brought about the birth of our solar system.

In comparison, outer Solar System planetesimals formed later and therefore experienced substantially less internal heating and therefore limited iron core formation, and volatile release.

'Little Bang' Triggered Solar System Formation Date: October 3, 2008 Source: Carnegie Institution Summary: For several decades, scientists have debated whether the Solar System formed as a result ...

The origin of the differing tilts in the orbits of the planets in our solar system may have been revealed through the ...

Astronomers have recently detected a colossal object at the edge of our solar system, sparking excitement and curiosity ...

The James Webb Space Telescope has uncovered something about the interstellar comet that's never been observed before, ...

Standard planet-formation models have been unable to reconstruct the distributions of the Solar System's small, rocky planets and asteroids in the same simulation. A new analysis suggests that it ...

Since the first discovery of planets beyond the solar system in 1995, more than 6,000 exoplanets have been identified. Many ...