Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

By mapping the brightest explosions in the universe, scientists may have uncovered a megastructure that defies our ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

Scientists may have finally found the universe’s missing matter - hidden in invisible hydrogen gas far beyond galaxies.

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

It's the edge of the observable universe," Ferraro said ... This could provide insight into the large-scale structure of the universe and the laws of physics in the early universe and allow ...

Interestingly, this value is close to the maximum allowed so that the rotational speed does not exceed the speed of light at the edges of the observable ... universe: not only is it expanding, but it ...