Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

"JADES-ID1 is giving us new evidence that the universe was in a huge hurry to grow up." ...

Neutrino particles have extremely small masses, yet there are so many of them that they carve out the large-scale structure ...

For many years, scientists have tried to understand how the Milky Way is positioned in space, and how it moves together with ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

The sharpest dark matter map ever reveals the invisible cosmic scaffolding that built galaxies, stars, and ultimately life itself.

Scientists are now certain that James Webb will break every such record until the earliest observable light is eventually ...

Let me take you on a wild ride to the very edges of our Universe. But it won't be as simple as traveling through space. Because the edges that we’re talking about aren’t in space. They’re in time. The ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

Findings allow scientists to learn more about dark matter’s influence on stars, galaxies, and planets ...

The James Webb Space Telescope has detected the most distant galaxy ever observed, MoM-z14, offering new insight into star formation and galaxy growth in the early universe ...