The most precise measurement yet shows the Universe is expanding faster than expected, deepening the Hubble tension. The ...

Physicists have long assumed that the universe is uniform at very large scales, but evidence is emerging this is wrong and ...

Observations don’t match the predictions of the standard model—and it’s not just a fluke.

Most scientists think that everything that we know and experience began with the Big Bang, 14 billion years ago. But how can ...

Space, as we all know, is big. In fact, it’s more than big; it’s vastly, hugely, mind-bogglingly big. But how big is that, exactly, and how do we go about assigning actual, quantifiable distances ...

From the stars in our backyard to galaxies billions of light-years away, astronomers use a 'cosmic distance ladder' of methods to map the universe. Now, a global team has unified Hubble constant ...

In a groundbreaking studypublished in the Monthly Notices of the Royal Astronomical Society, astronomers have uncovered a puzzling cosmic observation that challenges our understanding of the ...

The end of the universe has always felt like a distant abstraction. But new calculations suggest that our original timeline might have been wildly optimistic. According to a team of Dutch scientists, ...

Citizen science project uses Euclid telescope data to find gravitational lenses. Public helps identify light-bending galaxies ...

NASA has completed its next space observatory, built to create sharp, panoramic maps of the universe while revealing how the ...