Messier 31 is located 2.5 million light-years away from Earth and was a much bigger target in the sky than the galaxies ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...

These massive currents carry material on a journey through and around star-forming galaxies before they settle and form stars ...

The work has revealed that Andromeda is a lot more chaotic than expected. Similar to what recently retired Gaia did for the Milky Way, Hubble spotted the hallmarks of a past collision: the presence of ...

The Andromeda galaxy, our nearest major galactic neighbor and one of the most iconic objects in the night sky, has captivated ...

This NASA/ESA Hubble Space Telescope image peers into the dusty recesses of the nearest massive star-forming region to Earth, ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery.

NASA has released this photomosaic in two images that can be downloaded from its website: ...