"We will push the limits of what we can observe, and use every gravitational lens we detect with Roman to pin down the ...

Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is ...

How the pioneering scientist, and namesake of an enormous new telescope, forced astronomers to rethink the universe.

In a new study published in The Astrophysical Journal, the international research team estimated that “Roman” may be able to ...

Bright flashes of enigmatic radio waves have helped illuminate some of the missing matter in the universe, astronomers say in ...

This image shows a simulated observation from NASA's Nancy Grace Roman Space Telescope with an overlay of its Wide Field ...

NASA’s latest discovery in the heart of our galaxy is raising more questions than answers. For the first time, a mysterious ...

A study published in Nature Astronomy suggests that there is a 50-50 chance of the Milky Way and the Andromeda galaxy ...

Astronomers have pulled off an unprecedented feat: detecting ultra-faint light from the Big Bang using ground-based ...

Using NASA's Chandra X-ray space telescope, astronomers have discovered an entire galaxy cluster wrapped in a 20 million ...

The universe will still be there to marvel at, despite brutal cuts set to hit NASA and the National Science Foundation's ...