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

"These results from the Dark Energy Survey shine new light on our understanding of the universe and its expansion." ...

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

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

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 ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

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

Researchers using the James Webb Space Telescope have found a galaxy that is offering new data about the early stages of the ...

An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 ...

Scientists using NASA's James Webb Space Telescope now think the "little red dots" spotted in the early universe could be a new kind of space object. They call it a "black hole star." Credit: T.

The NASA/ESA/CSA James Webb Space Telescope has topped itself once again, delivering on its promise to push the boundaries of ...