The Hubble Space Telescope has spent more than three decades turning faint smudges into galaxies and rewriting textbooks, but ...

Scientists have discovered an enormous stream of super-hot gas erupting from a nearby galaxy, driven by a powerful black hole ...

A Falcon 9 rocket carrying about 40 payloads, including NASA's Pandora exoplanet satellite, is scheduled to lift off from ...

Astronomers spotted nine galaxies with characteristics that have never been seen as a collection before. It's possible this ...

Pandora, the latest in a long portfolio of University of Arizona's space science missions, has cleared its last major ...

SpaceX's third mission of 2026 is in the books. A Falcon 9 rocket topped with 29 of SpaceX's Starlink internet satellites ...

Pandora, a University of Arizona satellite, is locked and loaded for launch into space, which is just hours away.

NASA has selected two Colorado companies to help develop a future NASA space telescope that will look for signs of life on other planets. The flagship project, called the Habitable Worlds Observatory, ...

Astronomers have discovered a new type of object that is a starless cloud that failed to form as a galaxy. Here's what to ...

Beehive cluster, a group of 1,000 stars, will be visible to stargazers in January. How to see it, what’s visible to naked eye ...

But first, a bit of space telescope history. One of the most powerful space-based telescopes to be launched into the Earth’s ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...