The Nancy Grace Roman Space Telescope, set to launch in 2027, would focus on possibly 160,000 gravitational lenses, of which ...

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

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

"If we see the lampshade effect in action, it will tell us about what dark matter could be, which is exciting." ...

Everything in space – from the Earth and Sun to black holes – accounts for just 15% of all matter in the universe . The rest ...

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

While dark matter can’t be seen directly because it doesn’t give off or reflect light, its gravity can bend light from other ...

Researchers led by the University of Southern California have produced a set of supercomputer-simulated twins of our Milky ...

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

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

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

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