The cosmos, in its vast expanse, continues to reveal awe-inspiring mysteries. The latest of these enigmas is a color-changing ...

As interstellar object 3I/ATLAS approaches its closest point to the Sun next month, astronomers are watching as the ...

Astronomers continue to track the third-ever discovered interstellar object, comet 3I/ATLAS, as it moves through our cosmic neighborhood using powerful telescopes and spacecraft.

This unexpected color raises new questions about the alien chemistry of comets from beyond our solar system. On Sept. 7 2025, ...

Comet 3I/ATLAS, an interstellar visitor, is exhibiting a potential color shift, possibly turning green as it approaches the ...

A computer visualization maps small bodies in the solar system that are expected to be observed by the Rubin Observatory during the 10-year Legacy Survey of Space and Time. Red indicates near-Earth ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.