Pluto, planet
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Space on MSNIs Pluto a planet or not? Who cares! Our love for the King of the Kuiper Belt is stronger than ever 95 years laterThe controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.
Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.
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Astronomy on MSNLowell Observatory holds I Heart Pluto FestivalThe annual event celebrates the discovery of the little planet with a big heart and other scientific advances at Flagstaff, ...
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 ...
2don MSN
“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.
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 ...
The school unveiled the "alternate identity" over the summer, paying homage to the northern Arizona area's rich astronomical ...
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