Dwarf Planets

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  - Haumea
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  - Eris
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Eris

Makemake

Haumea

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Ceres

The Eight Planets

Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune

Five Dwarf Planets

Ceres
Pluto
Haumea
Makemake
Eris

The Solar System

The Sun
The Moon
Comets
Asteroid
Asteroid Belt

About Nine Planets

The Nine Planets has been online since 1994 and was one of the first multimedia websites that appeared on the World Wide Web.

Take an interactive tour of the solar system, or browse the site to find fascinating information, facts, and data about our planets, the solar system, and beyond.

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Mercury
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Earth
Mars
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Saturn
Uranus
Neptune
Pluto (the ninth planet)
Tour
Phases of the Moon

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Tools

Helping with Math
Telescope Calculator
Space Travel Calculator

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