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The planets

There are eight planets in our solar system. They are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Pluto used to be a planet but is now considered a dwarf planet.

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solar system
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The Sun

The sun is at the center of our solar system. Over one million Earths could fit in the sun.

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sun
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Mercury

The four inner planets are made of rock. The first is Mercury, the closest planet to the sun. A year on Mercury takes 88 Earth days.

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mercury
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Venus

The next planet is Venus. Venus is the second brightest object in the night sky.

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venus
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Earth

The next planet is Earth. Earth is our home!

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Earth
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Mars

Mars is a red planet. We have actually sent several robots and rovers to Mars looking for life!

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mars
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