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

The realm of "Star Trek" boasts its fair share of strong characters, from unique alien species to omnipotent godlike beings.

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

The James Webb Space Telescope isn’t just taking pictures — it’s time-traveling with light. In this video, we follow its ...

Scientists have uncovered a massive rotating structure in deep space, a 50-million-light-year cosmic filament where 14 ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Discover the most significant breakthroughs achieved by the James Webb Space Telescope (JWST) since its launch. From the ...

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

A new NASA-led study found that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from ...

Imperial Guardians by Dan Abnett and Marcelo Ferreira, a new series spinning out of Jonathan Hickman's Imperial, launches in ...

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

The JetBlue flight was headed from Cancun to Newark on Oct. 30, when it fell out of the sky for no apparent reason in a ...