"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.

A new study suggests they may have a ghostly shadow—trailing dark matter spirals hovering above and below them. A team of ...

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

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

NASA’s Nancy Grace Roman Space Telescope, set to begin operations in 2027, will revolutionize our understanding of dark ...

The earliest and most distant supermassive black hole discovered thus far by JWST is CEERS 1019, which existed just 570 ...

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

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 ...