Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

Astronomers realized that a strange cloud of gas was actually a relic of the ancient universe which might help solve some of ...

Cosmologists are quietly confronting a possibility that would have sounded absurd a generation ago: the standard picture of a ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

A colossal structure in the distant Universe is defying our understanding of how the Universe evolved. In light that has traveled for 6.9 billion years to reach us, astronomers have found a giant, ...

A USF professor and research team are using two NASA grants and the Hubble Space Telescope to test the mathematical model of ...

China is preparing to send a new kind of eye into orbit, a space observatory built to map the cosmos with a breadth and ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope (JWST), detecting a supernova—the explosive death of a massive star—at an ...