A group of astronomers analyzing data from the James Webb Space Telescope (JWST) say some of the oldest galaxies in our ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

Since its deployment, the James Webb Space Telescope has been fine-tuned by experts to maintain its powerful optical ...

Pan across the James Webb Space Telescope's view of the Cosmic Cliffs, "a region at the edge of a gigantic, gaseous cavity ...

The nearby bright star Vega is surrounded by a surprisingly smooth, 100 billion-mile-wide disk of cosmic dust, confirming ...

University of Arizona astronomers are discovering unexpected information about one of the brightest stars in the Milky Way.

Recent data from the James Webb Space Telescope (JWST) suggests that a planet orbiting a small, red star 35 light years away ...

Astronomers using the James Webb Space Telescope have spotted a feeding black hole in the early universe that seems to be eating 40 times faster than is theoretically possible.

From its halo-like orbit nearly a million miles from Earth, the James Webb Space Telescope is seeing farther than human eyes have ever seen. In May, astronomers announced that Webb detected the ...

All the major elements of NASA’s next flagship space telescope are now under one roof as NASA says its development remains on cost and schedule.

The Roman Telescope is being built at NASA's Goddard Space Flight Center, where the coronagraph recently arrived after being ...