You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

One of the supernovas' light will arrive in another 60 years, while the other's will arrive in 1 to 2 years.

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.

"These results from the Dark Energy Survey shine new light on our understanding of the universe and its expansion." ...

For a generation, cosmologists have worked with a simple story: the universe is not only expanding, it is expanding faster ...

About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

Six years of Dark Energy Survey observations combine four cosmological probes to refine measurements of cosmic expansion, dark energy behavior, and matter clustering across billions of years.

The NASA/ESA/CSA James Webb Space Telescope has topped itself once again, delivering on its promise to push the boundaries of ...

I came across on the internet a commentary titled, “The universe did not start with the Big Bang — Feyman explains why.” ...