Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

PORTLAND, Ore. (KOIN) — A telescope cut through this week’s northern lights this as seen from the Pacific Northwest coast. KOIN 6 viewer, Jim Preusse, captured these unique views of the Andromeda ...

We often like to tout Southern Arizona gems that lead the nation or are even unique in the world. This is one of those spaces ...

Using data collected by NASA's Parker Solar Probe during its closest approach to the sun, a University of Arizona-led ...

International Space Station, where astronauts have lived and worked for 25 years, is visible to us on Earth. How to see it ...

Hoping for a glimpse of the Milky Way? These user-friendly apps help stargazers learn more about objects in the sky, check visibility for prime Milky Way viewing, or even locate the International ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

Not too long ago, if you wanted to witness the wonders of the universe, you'd need to lug around a bulky telescope and possibly spend hours making fine adjustments to zero in on celestial targets. ZWO ...