Pluto

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.

A new children’s book tells the story of a young farmhand–turned–astronomer named Clyde Tombaugh who spotted Pluto from Flagstaff’s Lowell Observatory. Sedona author Diane Phelps Budden hopes it will inspire children to chase their dreams.

Pluto was discovered at Flagstaff’s Lowell Observatory and once thought to be the ninth planet in the solar system. It was later demoted to a “dwarf planet.” But the bill's sponsor says the historical discovery is still worth commemorating.

Flagstaff is showing its love for Pluto with a ten-day festival that includes science talks, an art show, and a specially crafted beer. It’s to celebrate the 92nd anniversary of Pluto’s discovery at Lowell Observatory. One of the speakers at the “I Heart Pluto” Festival is artist and astronomer Dan Durda. He spoke with KNAU’s Melissa Sevigny about how art can help scientists imagine whole new worlds.

The expansion plans of Lowell Observatory in Flagstaff include opening a new open-deck observatory, a movable-roof facility featuring six telescopes for…

Scientists have discovered enormous white dunes made of methane ice on Pluto. They were found in high-resolution images taken by NASA’s New Horizons…

In the last few years, Pluto has gone from being a fuzzy dot in the sky to a geologically active world of mountains, canyons, and heart-shaped glaciers.…