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

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

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

The largest spinning structure ever seen was a giant rotating filament of the cosmic web, a rotation with clues about how ...

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

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.

Space is packed with all sorts of weird and unexpected stuff, but this humongous, spinning string-thing raises a whole new ...

The filament is a part of the vast cosmic web composed primarily of dark matter and interspersed with lighter layers of ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

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: ...

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