The NASA/ESA/CSA James Webb Space Telescope has captured an amazing view of the iconic Hubble Ultra Deep Field using its MIRI and NIRCam instruments. Credit: ESA/Webb, NASA & CSA, G. Östlin, P. G.

A 'prelude to a supernova' is how NASA describes this stunning new James Webb Space Telescope image of Wolf-Rayet Star WR 124 ...

Data collected by NASA's missions about interstellar comet 3I/ATLAS will continue to reveal insights about the comet and interstellar objects at large.

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

A bizarre, ultra-light planet is cloaked in such a thick haze that even JWST can’t reveal its composition. Its unusual size and orbit are forcing scientists to rethink how planets form.

Scientists are investigating mysterious 'little red dots' spotted by the James Webb space telescope that could reveal how ...

"These ultra-low density planets are rare and they defy conventional understanding of how gas giants form, and if explaining ...

Scientists are baffled over mysterious dots captured by Space Telescope — with some suggesting they could be giant stars ...

The James Webb Space Telescope reveals active volcanoes on Io in unprecedented detail thanks to an innovative technique.

Kepler-51d is a giant, ultra-light “super-puff” planet wrapped in an unusually thick haze that’s blocking scientists from ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

A testing replica of the “backbone” of NASA’s James Webb Space Telescope and a full-scale model of the agency’s Parker Solar Probe are now on permanent display at the Smithsonian’s National Air and ...