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Mars has the tallest mountain known in our solar system, known as Olympus Mons. The mountain rises a whopping 16.8 miles (or 27 kilometers).

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Dust storms sometimes cover the planet of Mars for months at a time. The storms, powered by solar heating, can envelop the entire planet in just days.

Venus is the hottest planet in our solar system. The surface temperature on Venus is a burning 461.85 °C (863.33 °F). On Pluto it is so cold that liquid nitrogen turns to solid! Pluto's estimated surface temperature is around -228°C (-378°F).

The first living creature in outer space was a female Samoyed husky dog named Laika. She was launched aboard the Russian spacecraft Sputnik 2 on November 3rd, 1957.

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The distance from the Earth to the sun is 92 million miles (146 million km). Even at the incredible speed of light, it takes 8 minutes for the sun's light rays to reach us once they leave the sun.

Astronomers think Neptune may have oceans that are made up of liquid diamonds.

Astronomers think Neptune may have oceans that are made up of liquid diamonds.

The planet Saturn has 62 moons. One of it's moons named Titan is the only one in our solar system known to have an atmosphere.

The planet Saturn has 62 moons. One of it's moons named Titan is the only one in our solar system known to have an atmosphere.

The "Solar Challenger" is a solar powered plane that was built in 1980 with the ability to fly using only the energy provided by sun. It's longest flight was 160 miles (260km), completed without the use of any batteries.

Of the 1,000 active volcanoes on Earth, only 30 of them are known to erupt.

Mount Everest is the highest mountain in the world. It is named after Colonel sir George Everest first geographer to survey India.

It takes 100,000 years for a space ship traveling at the speed of light to travel our galaxy (the Milky Way) from one end to the other.

The atmosphere on Mars is almost entirely made up of carbon dioxide.

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The highest permanent settlement in the world is the city of La Rinconada, Peru located at 16,700 ft (5100 m) above sea level. It's inhabited by 50,000 brave souls who illegally mine the mountain for gold.

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