The solar system contains eight planets. In order of their distance from the sun, the eight planets are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. From 1930 until 2006, Pluto was considered the sol... More »

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Venus, the second planet from the sun, is the hottest planet in the solar system, with surface temperatures of around 864 degrees Fahrenheit, and there is no difference between day and night temperatures on Venus, so the... More »

There are four planets in the solar system that have rings around them, namely Jupiter, Saturn, Uranus and Neptune. These planets are classified as "jovian" planets, and they are massive balls of gas surrounded by rings ... More »

The names of the nine planets in the solar system are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. However, astronomers have reclassified Pluto as a dwarf planet. More »

To make a model of the solar system, hang circles representing the planets from a larger circle of cardboard. By varying the length of the string and hanging the cardboard planets in orbital circles, the model is even mo... More »

Simply put, planets in the solar system revolve around the sun and the solar system is held together by its own gravitational field. The solar system consists of nine planets, the sun, each planet's moons, comets, astero... More »

Venus is different from the other planets in the solar system in many ways, but its atmosphere is one of the most striking differences. Venus has the densest atmosphere of all the planets in the solar system, exerting ov... More »

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