Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary ...

Relive moments from Jett Lawrence's historic Supercross rookie season in a marathon this Sunday on NBC Sports NOW ...

Mercury will join Pluto in an empowering and revelatory sextile, which could lead to powerful breakthroughs in communication ...

Here is everything to know about the history of Pluto being discovered in an Arizona observatory. Need a break? Play the USA TODAY Daily Crossword Puzzle. For more information on the biggest ...

In the middle of the first half, Miami’s sizzling shooting guard Peter Suder had as many points (16) as the entire Akron team ...

The search for Pluto did not begin with Clyde Tombaugh ... Lowell Observatory’s Public Information Officer, told Space.com. "That was based on some irregular motions, or apparent irregular ...

To learn more about the solar system's eight planets, go to NASA's planet information website at ... The top finisher is a shocker Why Pluto isn't part of any planet parades For those people ...

By using this site, you consent to our User Agreement and agree that your clicks, interactions, and personal information may be collected, recorded, and/or stored by us and social media and other ...

Exploration of Pluto began in a major way with the New Horizons, from NASA, which provided some of the most remarkable discoveries about the planet. Check out the 10 most interesting facts about the ...