The early universe seems to be filled with unexpected Little Red Dots that astronomers have struggled to explain. Now one ...

Astronomers have captured the first high-definition image of the vast cosmic web, unveiling the delicate filaments that ...

A major discovery on the outskirts of Andromeda is shaking up our understanding of galactic evolution. Astronomers have found ...

A discovery made by a team led by researchers at the University of Michigan tugs at the seams of some key cosmic lessons we ...

The discovery of the dwarf galaxy Andromeda XXXV—located roughly 3 million light-years away and the smallest yet found in the ...

Scientists from XRISM have discovered why galaxy clusters remain hot. This phenomenon has intrigued researchers for years, ...

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was ...

Galaxies don't float around at random. They line up along strands of cosmic filaments, sometimes stretching millions of light ...

XRISM has uncovered how galaxy clusters evolve—violent mergers create turbulence, preventing hot gas from cooling. This ...

Is it possible that dark matter, which makes up 85% of the cosmic matter budget, is simply a collection of primordial black ...

The XRISM collaboration have discovered flows of hot gas in the core of the Centaurus Cluster. By comparing state-of-the-art ...

Scientists used infrared spectrographs to detect dark matter decay. No signals appeared, but anomalies suggest more ...