On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Pluto will mark a birthday of sorts on March 23, 2178. No one is likely to be there to celebrate it, of course. Even if ...

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

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

Pluto is a fun hound/ACD mix. He is silly, playful, and eager to please. Watching him chase his tail is hilarious and ...

February 18th has been a significant date throughout history, marking a variety of events that have shaped the world. In a ...

The annual event celebrates the discovery of the little planet with a big heart and other scientific advances at Flagstaff, ...

Plain Dealer columnist and author Terry Pluto spoke Thursday evening to a packed audience at the County Board of ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...

Berlin-based world sales company Pluto Film is marking its 10th anniversary with a shift into production as it readies its ...