astronomy

Weather permitting, skywatchers in Arizona will be able to see a total lunar eclipse tonight — the first and only “blood moon” of the year.

During the past year, place names from the Grand Canyon have turned up on the surface of Mars. To find out why, author Scott Thybony sought out scientists from the Astrogeology Science Center in Flagstaff who’d been exploring the Martian surface.

A new study explains how two deep canyons formed very quickly on the moon during an asteroid impact. KNAU’s Melissa Sevigny spoke with local planetary scientist David Kring about the findings.

Flagstaff’s Lowell Observatory recently opened the long-awaited Marley Foundation Astronomy Discovery Center. Hundreds of visitors flocked to the new exhibits, which aim to connect people to the universe in unexpected ways.

Dr. Amanda Bosh has been appointed executive director of Flagstaff’s Lowell Observatory. She's set to start the new role on November 8.

NASA’s Webb Space Telescope has identified new clues about the surface of Pluto’s largest moon, Charon.

It's been nearly two decades since astronomers voted on the definition of a planet and demoted Pluto. Some scientists are still unhappy with the decision, and a group in California recently proposed a new definition. Gerard van Belle of Lowell Observatory says the proposal falls short for Pluto fans but has reignited the debate.

The most anticipated meteor shower of the year will put on a show this weekend. Here's how to see it in northern Arizona.

On Monday, a partial solar eclipse will be visible everywhere in the lower 48 states of the U.S. Anyone standing in a narrow band stretching from Texas to Maine will experience a total solar eclipse. NAU astronomer Cristina Thomas says it's extraordinary.

Hundreds of millions of people in the United States are expected to watch the solar eclipse on Monday. But many Navajos follow traditional teachings to give the sun “privacy” during the event.