In world-first observations, the James Webb Space Telescope is watching two distant alien planets "spilling their guts into ...

NASA is preparing to launch a megaphone-shaped observatory on a mission to better understand what happened immediately after ...

The James Webb Space Telescope has captured an amazing view of interacting galaxies Arp 142. Arp 142 consists of a distorted ...

The James Webb Space Telescope was late to launch, but the observatory is making up for lost time. After several years of ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the James Webb Space Telescope to find out why.

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

The director of the Space Telescope Science Institute, which runs the James Webb Space Telescope, has afforded planetary defense scientists a special, unplanned use of the space observatory ...

A stunning corner of the cosmos was recently revealed by the James Webb Space Telescope, and astronomers think the find will ...

CAPE CANAVERAL, Fla. (AP) — Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, astronomers reported Monday. The halo, known as an Einstein ring ...