Day 13 of the 2025 Space Telescope Advent Calendar ...

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) has captured stunning views of Herbig Haro object 797 (HH 797) ...

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant ...

Researchers employing the James Webb Space Telescope and Canada's NIRISS instrument have observed exoplanet WASP-121b getting ...

The 2026 program, with its mix of historic commemorations, is expected to draw interest from regular collectors and new ...

Located 12 billion light years away, the Alaknanda galaxy looks strikingly like the Milky Way. Its orderly spiral structure ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

BASED on findings published in Astronomy & Astrophysics in December and further reported by Keith Cooper for Space.com, ...

The interstellar comet 3I/ATLAS is racing away from the sun. Hubble and JWST track the object's strange composition: high CO2 ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...

I/ATLAS is set to make its closest approach to Earth, sparking new theories of alien origins due to the latest observed ...

In a groundbreaking observation, the European Space Agency’s X-ray space observatory, XMM-Newton, captured the interstellar comet 3I/ATLAS in X-ray light on December 3. This remarkable event not only ...