Scientists have many big questions to tackle about the universe, including how big it actually is. But even the proposed ...

An analysis of millions of galaxies found that the universe is barreling towards what is literally a much darker future.

The search for the universe’s center starts with a simple intuition: if everything exploded outward in the Big Bang, there ...

Discover James Webb discoveries revealing the JWST early universe, cosmic dawn insights, and groundbreaking new space ...

"We really needed the sensitivity of JWST. We also needed the 100 times magnification from gravitational lensing from a ...

The universe is expanding. That much is clearer. But it’s less clear whether this expansion is accelerating or slowing down.

Using the James Webb Space Telescope (JWST), astronomers have uncovered a voraciously feeding and rapidly growing ...

The universe — everything in existence — is expanding every second! It's only been about a hundred years that humanity has known this, too — that most galaxies are traveling away from us and the ...

Our universe appears to be expanding about eight percent faster than initially assumed possible, according to new observations from the James Webb Space Telescope. There has been a long-established ...

The Euclid telescope launched in 2023, hitching a ride on SpaceX's Falcon 9 to study the cosmos from the Sun-Earth Lagrange point 2, 1.5 million kilometers (932,000 miles) from Earth. Its job is a big ...

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.