A vast river of neutral hydrogen bridges two galaxies that are beginning to enter the monstrous Virgo Cluster, and this ...

A Rutgers-led team of scientists has uncovered evidence of how galaxies expand by tracing the invisible scaffolding of the ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Researchers from The University of Western Australia node at the International Centre for Radio Astronomy Research (ICRAR) ...

Looking back at the history of science, in the 19th century, astronomers noticed that the arrangement of galaxies appeared to ...

Primordial magnetic fields, billions of times weaker than a fridge magnet, may have left lasting imprints on the Universe.

A colossal 185,000 light-year-long bridge of neutral hydrogen gas linking two dwarf galaxies, NGC 4532 and DDO 137 ...

New radio astronomy results reveal how galaxies exchange gas with the intergalactic medium – the raw material for stars and ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

Astronomers at Penn State have nicknamed the objects “universe breakers,” which may be unusual black hole atmospheres and ...

Tiny red objects spotted by NASA's James Webb Space Telescope (JWST) are offering scientists new insights into the origins of ...

Astronomers use many methods to determine this number, including gravitational lensing, the universe’s expansion rate, and ...