With the ability to scan the entire southern night sky every three days, the huge Vera Rubin Observatory could be about to ...

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

The nature and evolution of stars, galaxies, galaxy clusters, dark matter and dark energy—and our attempts to understand these things—allow us to pose the ultimate questions and reach for the ultimate ...

Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with ...

Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is held together—but no existing tool has directly detected it. While dark ...

Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with powerful new instruments ...

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

"The new brown dwarfs are the least massive known brown dwarfs. They place a new constraint on the lowest mass at which brown ...