Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.
The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.
The "Star Trek" legend's only son will discuss his memoir at the annual space-themed event.
A bill from freshman Tucson lawmaker Kevin Volk would add 'howdy' to the extensive list of items mentioned in state statute ...
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 ...
“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...
An amateur astronomer discovered Pluto 95 years ago today. The former planet will complete an orbit in another 153 years.
On February 18, 2007, the Samjhauta Express train carrying hundreds of Indians and Pakistanis across the border was bombed by ...
The school unveiled the "alternate identity" over the summer, paying homage to the northern Arizona area's rich astronomical ...