The James Webb Space Telescope (JWST) has provided groundbreaking insights into the Bullet Cluster, a cosmic collision zone ...

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

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

Tony Tyson’s cameras revealed the universe’s dark contents. Now, with the Rubin Observatory’s 3.2-billion-pixel camera, he’s ...

In a chilled lab where temperatures drop close to absolute zero, a speck of magnet hovers in place. This tiny magnet, ...

Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

NASA's James Webb Space Telescope recently zeroed in on the Bullet Cluster—delivering highly detailed images that show a greater abundance of extremely faint and distant galaxies than ever before.

A colossal cluster of galaxies is bending the very fabric of space—and it’s the focus of this week’s breathtaking image from ...

In this way, the researchers succeeded in mapping out a massive clump of dark matter, with a mass equivalent to that of some 200 trillion suns, that lies roughly 1.4 million light-years from the ...