The dwarf planet, Pluto, has a year of 247.9 Earth years.
Pluto. It's a dwarf planet that takes 248 earth years to make one orbit of the sun.
The dwarf planet Pluto is the planet with a year 248 earth years long.
The dwarf planet Haumea is the planet with a year 280 earth years long.
The dwarf planet Makemake is the planet with a year 310 earth years long.
Pluto
The planet you are referring to is the dwarf planet Pluto, which takes just over 248 years to orbit the Sun.
It is 84 Earth years
Mars.
Earth
earth is about 4 billion years old
Trivia Jellyfish have been on Earth for over 650 million years, before sharks and dinosaurs. The Earth is about 4.5 billion years old A galactic year is 250 million Earth-years If you were standing on Mercury, the Sun would appear 2.5 times larger than it appears from Earth Aluminum forms one-twelfth of the Earth's crust.
Since a year on dwarf planet Eris is about 557 Earth years, if you were 11 years old on Earth, you would be about 0.02 years old on Eris.