NASA researchers explore a hybrid observatory using a space-based starshade and ground telescopes to improve direct imaging and detect hidden Earth-like exoplanets.

Explore the Solar System in a way that transcends the average science project. This video showcases the relative sizes of the ...

Stellar activity and plasma turbulence could distort narrow radio signals before they leave their home planetary systems, potentially explaining part of the long silence in the search for ...

The Rubin Observatory issues rapid alerts for changing celestial objects, enabling global scientists to detect supernovae, asteroids, and variable stars within minutes of observation.

Researchers analyzed 28 Ryugu asteroid samples and found preserved magnetic signals that record early solar system magnetic fields and water-driven alteration on its parent body.

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around Arizona.

Understanding the make-up of asteroids also matters for the future of exploration: some asteroids may contain metals, ...

Impey, Distinguished Professor of Astronomy at the University of Arizona’s Steward Observatory, will receive the Lewis Thomas ...