A newly discovered asteroid being tracked by the global science community has a nearly 98% chance of zooming by Earth without ...

The "Star Trek" legend's only son will discuss his memoir at the annual space-themed event.

For decades, Pluto was celebrated as the ninth planet of our solar system. However, in 2006, the International Astronomical ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

FlagShakes will present the show at its new Beaver Street Theatre in downtown Flagstaff Feb. 14-23 for a sequel that focuses ...

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to ...

On the Reddit thread r/arizona, users share things about the Grand Canyon state that they find underrated, from food and ...

Filmmaker Adam Nemoy helps celebrate the 90th anniversary of Pluto's discovery this month at the 6th annual 'I Heart Pluto' ...

PT5, which almost became a temporary mini-moon to Earth, was recently found to be a broken-off part of the moon itself. This ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

The study analyzed the circumstellar disks of a pair of stars, learning about how planets are formed from some unexpected ...

A chunk of space rock that visited near Earth's orbit last year was widely called a "mini-moon," a nickname that was more appropriate than thought.