“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The galaxy is "roughly 220 million light-years from Earth in the constellation ...

Astronomers have discovered a truly ancient monster: a radio jet 200,000 light-years wide, originating from when the universe ...

With optical light telescopes starting to struggle as 2024 YR4 fades from view, “it seems like JWST would be a fantastic fit,” says Cristina Thomas, an astronomer and planetary defense ...

The James Webb Space Telescope’s (JWST) picture of the month for February 2025 is showing off the power of planet formation.

Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

In 2019, the Hubble team released this image of the hourglass-shaped Southern Crab Nebula to celebrate the telescope's 29th anniversary. It is also among the most massive and luminous X-ray sources in ...

Webb's fiery image is an edge-on protoplanetary disc, known as HH 30, around a newly formed star that is hidden by the dark ...

First discovered in 2009, GJ 1214 b is described by the JWST team as being “sub-Neptune-sized” - smaller than the outermost ...