For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

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

The Hubble Telescope has spotted an unusual spiral galaxy – 76 million light-years away – that resembles an eye ...

In this special Hubble image 23 years in the making, the sparkling spiral galaxy UGC 10043 reveals the secrets of its ...

"We have by and large been ignoring triples in models and simulations — we're just starting to understand how these types of ...

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 ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

How do images taken by the James Webb Space Telescope (JWST) appear so colorful, and where do the colors come from?

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...

The stars aligned for the planetarium's dome to become the backdrop for four readings of 'REDshift,' by playwright Chalmers ...

NATIONAL HARBOR, Md. — Proposed budget reductions for the Hubble Space Telescope would impact research and outreach as well as increase the risk to the observatory, project officials warn.

Edwin Hubble was the first astronomer to take the initial steps that would ultimately lead to the Hubble Space Telescope, revealing a seemingly infinite ocean of galaxies. He thought that, despite ...