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

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

“Admittedly, it’s mostly empty space,” he conceded, “but so is the universe.” To grasp this scale: the observable universe itself spans roughly 93 billion light-years in diamete ...

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

Gamma-ray bursts have revealed that the largest structure in the universe, the Hercules-Corona Borealis Great Wall, is bigger ...