Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...

FLAGSTAFF — At Lowell Observatory, where Pluto was discovered in 1930, a crowd waited anxiously Tuesday afternoon for the “beep” that would signal New Horizons had successfully completed its flyby of ...

Originally scheduled for October 11, a big observational event in southwestern New Mexico has been changed to Saturday, November 15. The original October date now faces a high chance of rainstorms in ...

A stargazing event was held on September 20, 1995, utilizing a refurbished 16-inch telescope mirror originally owned by Clyde Tombaugh, the discoverer of Pluto. The event took place near the planned ...

Lunar Base Alpha, a four-acre simulated lunar landscape in Animas, New Mexico, will be unveiled on September 20th, featuring habitats, rovers, and educational opportunities. The project incorporates ...

Pluto has never been much of a planet — small, wired orbit, not much atmosphere — and questions about its status have been raised periodically since its discovery 76 years ago. This week, the ...

Looking Up is transcribed using a combination of AI speech recognition and human editors. It may contain errors. Please check the corresponding audio before quoting in print. Dean Regas: Back in ...

FLAGSTAFF – Clyde Tombaugh sat in the Orpheum Theater that fateful night in February 1930, waiting for clouds to pass before the 24-year-old astronomer could return to Lowell Observatory to confirm ...

Lowell Observatory in Flagstaff was recently named one of TIME's World's Greatest Places of 2025 and Newsweek's best science museums in the United States. The observatory is known for its historical ...

An amateur astronomer discovered Pluto 95 years ago today. The former planet will complete an orbit in another 153 years. On February 18, 1930, just two weeks after his 24th birthday, Clyde Tombaugh ...

On February 18, 1930, the American astronomer Clyde Tombaugh discovered Pluto! Before he discovered Pluto, another astronomer named Percival Lowell had spent over a decade trying to find it. He had ...