Perhaps the greatest tool astronomers have is the ability to look backward in time. Since starlight takes time to reach us, ...

The Sun is about 100 times wider than the Earth and the Earth could fit into the Sun over one million times. It would take 500 years for the fastest person on Earth to run the distance from the ...

Researchers simulated the sun’s polar vortices using computer models, which suggest the vortices are likely driven by ...

Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

Beyond Neptune lies the Kuiper Belt, a vast region of icy bodies that holds the secrets to the solar system’s formation.

Like the Earth, the sun likely has swirling polar vortices, according to new research led by the U.S. National Science ...

A new study suggests that extreme temperatures could lead to a mass extinction event, ending the reign of humans and mammals ...

New research co-authored by Duncan Watson-Parris of UC San Diego’s Scripps Institution of Oceanography and the Halıcıoğlu ...

Vega provided the first telescopic evidence of a disk of planet-forming material, but there are no planets to be found around ...

By the end of this period of rich discovery and mathematics, we had a new model for the heavens. The planetary movement we ...

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the ...