Might the universe we can observe be just half the tale, with a mirror universe moving in reverse through time filling out the narrative? A new and intriguing idea from scientists at the Perimeter ...

Near-infrared images from the James Webb Space Telescope revealed five early universe galaxies merging within a large halo.

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its ...

NASA's James Webb Space Telescope is helping scientists make discoveries that could alter theories about the universe's ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present ...

Images taken with the MIRI infrared camera on the James Webb Space Telescope (JWST) have made it possible to observe the ...

What’s Up in Space and Astronomy Keep track of things going on in our solar system and all around the universe.

In addition to providing insight into the universe’s infancy, these exotic molecules tell scientists about the current conditions in the space between the stars — the gases that make up the ...

A team of astronomers have put together the largest, most detailed map of the universe ever created – and you can explore it now.

Dark energy, a mysterious force that scientists believe is behind the accelerated expansion of the universe, is weakening — which could result in the universe over the course of billions of ...