This pretzel-shaped collection of galaxies is our Universe. And it's about to collide with another universe. It might be fascinating to watch, but we should probably be worried about what's going to ...

Last year, astronomers were fascinated by a runaway asteroid passing through our Solar System from somewhere far beyond. It ...

This cosmic question mark, seen in 2024, is courtesy of galaxy cluster MACS-J0417.5-1154, which is so massive that it is ...

NASA’s James Webb Space Telescope (JWST) has captured images of a distant galaxy that is forming a peculiar cosmic structure ...

A new simulation tool lets scientists explore whether self-interacting dark matter could reshape galaxies from the inside out ...

For the first time, astronomers have captured radio signals from a rare exploding star, exposing what happened in the years ...

Some galaxies in the early universe were absolute powerhouses, churning out stars at rates that would dwarf the Milky Way's ...

A new high-resolution map of distant galaxies may help scientists understand the mysterious dark matter holding the universe ...

Astronomers have discovered powerful magnetic fields steering gas, dust, and star formation in a dramatic galaxy merger.

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

The six-year results from the Dark Energy Survey highlight unresolved tensions in standard cosmological theory ...