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

The Milky Way, our home galaxy, is part of a different supercluster called Laniakea, which, at 500 million light-years wide, ...

Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

Active since last week, the shower is formed from a comet’s debris and is forecast to produce the most fireballs overnight.

If dark energy is weakening, it stands to reason that eventually gravity will become dominant and the universe will begin to contract. In such a scenario, the universe would collapse back into a ...

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

There’s a point in the universe where no light, no signal, and no matter can reach us — or so we thought. Galaxy clusters are drifting in one direction, as if pulled by something beyond our ...

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

"The three-dimensional world of ordinary experience—the universe filled with galaxies, stars, planets, houses, boulders, and ...

A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding.

A new theory suggests our universe and a time-reversed twin could emerge together ... Future research will need to identify observable signatures of this model, such as specific patterns in the cosmic ...