If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

Razor-thin chain of 14 galaxies may be the biggest spinning structure yet ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

A giant rotating filament of the cosmic web may be the largest spinning structure ever seen, and could help reveal how ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA, ESA, CSA, STScI, J. Diego (Instituto de Física de Cantabria, Spain), J. D’Silva (U.

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

Two barred spiral galaxies, known as NGC 7733 and NGC 7734, are in the process of merging. The lower galaxy has a dusty knot atop its upper arm, which marks a third galactic companion. | Credit: ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

An international team led by the University of Oxford has identified one of the largest rotating structures ever reported: a ...