Order of the 8 or 9 planets.
Solar system list of planets in order.
86 881 miles 139 822 km orbit.
Known to the ancient greeks and visible to the naked eye.
Its surface is gray.
Most people have at least heard about our solar system and the planets in it.
84 earth years length of day.
Pluto also was listed as a planet until 2006.
Uranus has an atmosphere which is.
Its surface is a brownish yellow color because of its thick atmosphere which is composed of.
Named for the ruler of the roman gods.
216 c 357 f most of the planet s mass is made up of a hot dense fluid of icy materials water h2o methane ch4.
51 120 km 31 763 miles mass.
18 earth hours temperature.
As the term is applied to bodies in earth s solar system the international astronomical union iau lists eight planets orbiting the sun.
The eight planets and the asteroids revolve around the sun.
The planets in order from the sun are mercury venus earth mars jupiter saturn uranus neptune and finally the dwarf planet pluto.
Length of year orbit.
The solar system formed 4 6 billion years ago.
It consists of the sun and eight official planets including neptune uranus saturn jupiter mars earth venus mercury more than 130 satellites of the planets at least three dwarf planets many comets and asteroids.
Here are a list of the 9 planets in their order in the solar system.