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Astronomers may have demoted Pluto from full-fledged planet to dwarf status, but evidence suggests the solar system may still ...
The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...
On Aug. 24, 2006, the International Astronomical Union voted to strictly define a planet, which ultimately downgraded Pluto from the ninth planet from the sun to a dwarf planet — causing controversy ...
Today In The Space World on MSN2d

That's Why It's Impossible to Reach Pluto

Pluto, once considered the ninth planet, lies over 6 billion kilometers from Earth, making it one of the most difficult ...
Today, let's talk about Pluto and Charon; these two have quite the story! Did you know that their 10-hour "intimate encounter" has shaken the field of astronomy to its core?