Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Webb’s new images of the Bullet Cluster reveal the most detailed dark matter map yet, shedding light on cosmic collisions and ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

Jee compared dark matter to crystal-clear water in a pond, with pebbles as the galaxies. “You cannot see the water unless ...

NASA’s James Webb Space Telescope has taken a closer look at the famous Bullet Cluster—a giant space collision between two ...

The Bullet Cluster, named for its distinctive shape, has long been considered a smoking gun for the existence of dark matter ...

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

NASA's James Webb Space Telescope recently zeroed in on the Bullet Cluster—delivering highly detailed images that show a ...

NASA’s James Webb Space Telescope has captured high-resolution images of the Bullet Cluster, revealing its complex dynamics.

NASA has released a breathtaking new image of the Andromeda Galaxy, our closest galactic neighbor. Also known as Messier 31, or M31, Andromeda is located about 2.5 million light-years from Earth.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...