Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

Credit: Yuri_Arcurs via Getty Images Primordial helium from the beginning of the solar system may be stuck inside Earth's solid core, new research suggests. The findings could have implications ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...

The solar system moved through a star-forming area near Orion. This event might have increased interstellar dust around Earth ...

17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR ... a compelling new model for the formation of ...

Researchers used a supercomputer to model the structure of the Oort cloud based on the trajectories of comets as well as the gravitational forces within and beyond our solar system. They ...

If our 13.8-billion-year-old cosmos could be considered middle-aged, researchers note these new images captured around its ...

So exactly how many solar system moons have we found? The answer, it turns out, depends on your definition of a moon. But this is likely just "the tip of the iceberg," Edward Ashton, an astronomer ...