A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by ...

Astronomers used Webb to find the star behind supernova 2025pht, revealing how thick dust can hide massive red supergiants.

March 2, 2026 - WASHINGTON — The U.S. Postal Service has released new Priority Mail and Priority Mail Express stamps ...

Astronomers use telescopes to look back in time and observe stars and galaxies as they were millions and billions of years ...

Researchers investigate how nanometer-sized particles form and survive in the harsh, high-speed winds of nearing-death ...

Webb captured the object in infrared — light wavelengths that are invisible to human eyes but can pierce through thick dust.

New analysis suggests Webb’s little red dots are young black holes hidden in thick gas, with masses far smaller than first ...

The James Webb Space Telescope has captured detailed infrared images of PMR 1, nicknamed the “Exposed Cranium.” Located about ...

"Nebula PMR 1 is a cloud of gas and dust that bears an uncanny resemblance to a brain in a transparent skull." ...

Two heads are better than one in the latest images from NASA’s James Webb Space Telescope, which reveal new detail in a ...

The latest images from NASA’s James Webb Space Telescope have revealed new details in a mysterious, little-studied nebula ...