In other words, on a cosmic scale, the Universe is quite small. There are several reasons why cosmologists think the Universe is large. One is the distribution of galaxy clusters.

From the baffling true scale of our solar system to the unbearable vastness of the universe, this incredible interactive map reveals the true size of the cosmos.

The 21-centimeter signal is a distinct wavelength of radiation that burst right after the Big Bang and could be key to the ...

The curious minds at Aperture illustrate the mind-bending scale of the universe and just how far its boundaries may reach.

Our universe is around 13.8 billion years old. Over the vastness of this time, the tiniest of initial asymmetries have grown into the large-scale structures we can see through our telescopes in ...

If you look at the universe on a big enough scale, galaxies aren't randomly scattered. Instead, they form a structure known as the cosmic web. Skip to main content ...

The mystery of the universe’s accelerated expansion remains one of the great enigmas of modern physics. Twenty-five years ago, scientists discovered that the universe is expanding at an increasingly ...

The universe could undergo a 'catastrophic change' that could alter absolutely everything, quantum machine shows. The groundbreaking simulation allowed scientists to better understand a phenomenon ...

New observations from the MeerKAT radio survey suggest our estimates of the cosmic dipole effect are actually in line with the large scale structure of the universe.

TACC's Frontera supercomputer helped astronomers develop PRIYA, the largest suite of hydrodynamic simulations yet made of large-scale structures in the universe. Example Lyman-α forest spectra ...