Whether the Universe will 'end' at all is not certain, but all evidence suggests it will continue being humanity's cosmic ...

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

WASHINGTON -- A half billion years of utter blackness following the Big Bang, the theoretical start of the universe, was broken by an explosion of stars bursting into life like a fireworks finale ...

In the early universe, moments after the Big Bang and cosmic inflation, clusters of exotic, massive particles could have ...

NASA's James Webb Space Telescope may have detected the universe's oldest Population III stars in galaxy LAP1-B, 13 billion ...

Research published Tuesday by a Japanese astrophysicist says gamma rays may have been generated by the collision of dark ...

Research by the Atacama Cosmology Telescope collaboration has culminated in a groundbreaking new image that reveals the most detailed map of dark matter distributed across a quarter of the entire sky, ...

Astronomers have uncovered the most promising evidence yet for the existence of dark stars—giant cosmic objects powered by dark matter, rather than the fusion processes typically seen in stars. These ...

When we think of the Big Bang, we think loud, hot, and bright. But was it followed by a colder, darker shadow? Five-sixths of the universe seems to be made up of a mysterious substance called “dark ...

Billions of years ago, so the theory goes, something around the size of Mars smacked into Earth, spewing a whole bunch of dirt into space that eventually coalesced to form the Moon. This is called the ...

Physicists have determined that most of the universe is dark matter -- invisible to us but affecting the universe anyway.

For millennia, humans have been fascinated by the mysteries of the cosmos. Unlike ancient philosophers imagining the universe’s origins, modern cosmologists use quantitative tools to gain insights ...