New simulations reveal that the Milky Way’s odd split between two chemically distinct groups of stars isn’t a universal ...

Scientists have observed the largest-known rotating structure in the cosmos - a gargantuan thread-like assemblage of hundreds ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

A newly-detected spinning galaxy filament is reshaping our understanding of cosmic structure, gas flows, and the origins of ...

Tyson’s ultimate goal was to image large swathes of the sky, measuring how galaxies’ shapes distorted as their light ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

A remarkably clean gravitational-wave detection has confirmed long-standing predictions about black holes, including ...

Scientists hunted dark matter and solar neutrinos with one of the largest experiments yet. While the neutrinos likely ...