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

As the primordial gluon soup expanded outward, it cooled, but to do that, it had to push out the boundaries of the observable universe. Credit: ESA – C. Carreau After the Big Bang, for the first ...

How big is the universe ... It turns out that the basic inflation picture satisfies a number of observed facts about the universe. One fact is particularly interesting because the better our ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our noses all this time. Models of how the universe has evolved since the Big ...

The Milky Way, our home galaxy, is part of a different supercluster called Laniakea, which, at 500 million light-years wide, is dwarfed by the Hercules–Corona Borealis Great Wall. In fact, the team ...

it is called the observable Universe which is the bit of the Universe that light has had time to reach since the Big Bang about 14 billion years ago. But outside that, there is definitely more ...