because pluto is not big enough
Pluto's orbital is elliptical. Its farthest planet from sun when it lies on two elliptical end. On the other hand Neptune's orbital is circular and become larger then Pluto's orbit when Pluto come in the middle of two elliptical end. For this reason Pluto is not always farthest planet from sun.
Pluto is not a planet (it's a dwarf planet)
Pluto is a dwarf planet.
Pluto is no longer a planet but is classified as a dwarf planet, So Pluto is classified as a dwarf planet. Neither terrestrial or gas planet.
Pluto the dwarf planet is an example of of a dwarf planet.
Pluto, it is now a dwarf planet or planetoid.
It came from one of the gods.
Pluto's orbital is elliptical. Its farthest planet from sun when it lies on two elliptical end. On the other hand Neptune's orbital is circular and become larger then Pluto's orbit when Pluto come in the middle of two elliptical end. For this reason Pluto is not always farthest planet from sun.
Pluto is not a planet its a dwarf planet
Pluto is a rocky world. Pluto is now reclassified as a dwarf planet.
Pluto is a dwarf planet
dwarf planet Pluto
Pluto is a planet!
neptuneNeptune is the closest to Pluto. Uranus is the second closest planet to Pluto. Saturn is the third closest planet to Pluto. Jupiter is the forth closest planet to Pluto. Mars is the fifth closest planet to Pluto. Earth is the sixth closest planet to Pluto. Venus is the seventh closest planet to Pluto. Mercury is the most furthest away from Pluto. The Sun and the moon are not considered as planets. The planet Pluto is also not considered as a planet.
no Pluto is the smallest planet in the worl and Pluto is also the outer planet
Neptune. It would be Pluto, but Pluto is a dwarf planet ( a planet that was a planet, but decided that it wasn't a planet)
The name plutonium is derived from the name of the dwarf planet Pluto; dwarf planet Pluto is after planet Neptune in the Solar system and plutonium is after neptunium in the periodic table of Mendeleev.