Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Voyager 1, NASA's farthest man-made object, launched in 1977, continues to explore interstellar space, sending back valuable ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

A rare interstellar visitor, comet 3I/ATLAS, is currently traversing our solar system, offering scientists a unique chance to ...

As a joke, she labelled it LGM 1 for “Little Green Men”, but the astronomers working on it did not really believe they had ...

NASA scientists have detected traces of water on the mysterious interstellar object 3I/Atlas, sparking new discussions about the possibility of life elsewhere in the universe.

Three interstellar objects; ʻOumuamua, 2I/Borisov, and 3I/ATLAS—have passed through the Solar System. This article details ...

New strategies may soon allow scientists to test dark energy theories within our own solar system, linking cosmic-scale physics to local observation. Science advances through a cycle of proposing ...

The solar system is projecting with gold but scientists can't quite figure out where all this hard-to-make metal is being created.

Interstellar comet 3I/ATLAS is drawing global attention for its mysterious path through our solar system, offering rare insights into objects originating beyond the Sun’s gravitational reach.

Water discoveries in space happen all the time. But this one’s actually a big deal, and not just because some scientists got excited (though they absolutely did). NASA’s Neil Gehrels Swift Observatory ...

Interstellar comet 3I/ATLAS is expected to reappear soon after moving out of the Sun’s glare, allowing astronomers and skywatchers to observe its path and study its rare interstellar origins.