Pluto
Was considered the ninth planet from the Sun in the Earth's solar system. Pluto was discovered by Clyde Tombaugh on February 18, 1930. The International Astronomical Union redefined Pluto as a dwarf planet on… More »
2390 kilometers
0.0125 * 1024 kilograms
153.3 hours
90,588 days
5870 * 106 kilometers
-225°C (-373°F)
3
images.ask.com · More images »
Pluto, which was discovered in 1930, is but a dot of light in even the largest Earth-based telescopes. Pluto is 2/3 the size ... The adjacent movie made from recent Hubble Space Telescope computer enhanced images (Ref) indicates that we are finally beginning to resolve some detail on the surface of this distant planet.
csep10.phys.utk.edu/astr161/lect/pluto/pluto.html csep10.phys.utk.edu/astr161/lect/pluto/pluto.html
Pluto: The First Dwarf Planet ... For many years, Pluto was thought of as the farthest known planet from the Sun. It has a very unusual orbit. Once every 248 Earth years, Pluto swings inside the orbit of Neptune. It stays there for twenty years.
starchild.gsfc.nasa.gov/docs/StarChild/solar_system_lev... starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/pluto.html
After its discovery in 1930, Pluto was classified as the ninth solar system planet. However, as scientists learned more about our solar system, it was realized that Pluto had little in common with the other eight planets.
starchild.gsfc.nasa.gov/docs/StarChild/solar_system_lev... starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level2/pluto.html
Offers a range of information classified in three graded levels. ... Pluto is now officially classified as a dwarf planet. It is one of the largest members of a class of icy spheres known as Kuiper Belt Objects. It has 3 known moons; one of which, Charon, is very large - almost as big as Pluto itself!
www.windows.ucar.edu/tour/link=/pluto/pluto.html www.windows.ucar.edu/tour/link=/pluto/pluto.html
Pluto - Wikipedia, the free encyclopedia
Pluto , formal designation 134340 Pluto , is the second-largest known dwarf planet in the Solar System (after Eris) and the tenth-largest body observed directly orbiting the Sun. Classified as a pl...
en.wikipedia.org/wiki/Pluto
Pluto's Orbit: ... Pluto is the ninth planet from the ; Sun. At this distance, the Sun and ; Asteroid belt look very small. ... Pluto has three moons. The largest is named Charon.  Charon is only slightly smaller than its parent Pluto.  For this reason Pluto and Charon are often called a double system.  The Earth and its...
www.kidsastronomy.com/pluto.htm www.kidsastronomy.com/pluto.htm
Space.com explains planet Pluto, Pluto the planet, Pluto planet, the planet Pluto, pictures of the planet Pluto ... The icy, enigmatic planet of Pluto is the ninth and furthest planet from our sun. The planet Pluto is also the smallest in our solar system; it is even smaller than many of the moons that orbit other planets.
www.space.com/pluto/ www.space.com/pluto/