Imagine you're an alien living in the Andromeda galaxy, 2.5 million light-years away, peering back at Earth through a massive ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...

The Hubble Space Telescope is making waves again, this time for a snapshot of a spiral galaxy located 250 million light-years ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

Signs to watch for and what to do next USMNT vs Costa Rica player ratings: Who else starred on Matt Freese's banner day? Hello, neighbor! See the Andromeda galaxy like never before in stunning new ...

Astronomers taken on the role of cosmic archeologists, using the James Webb Space Telescope (JWST) to excavate over 100 disk ...

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for Surveys (ACS). The merger is about 670 million light-years away from ...