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Glossary of Fascinating Planet Facts

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Created by lynne.moss657

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The ancient Romans named it in honor of the swift messenger of their Gods.
Mercury
It takes less than 88 Earth days for this planet to orbit around the sun.
Mercury
This planet, closeest to the sun, has no moons.
Mercury
The planet rotates from East to West. The only other planet that does this is Uranus.
Venus
Its atmosphere is made up mostly of carbon dioxide.
Venus
This planet is not round. It is an oblate spheroid, flattened at the poles and bulging at the equator.
Earth
This planet is estimated to be 4.5 billion years old. It travels through space at 660,000 miles per hour.
Earth
It travels around the Sun once every 365 days.
Earth
It has one moon.
Earth
It is reddish in color, and was named after the bloody red God of war of the ancient Romans.
Mars
The thin atmosphere of this planet is made of mostly carbon dioxide.
Mars

Mars is the fourth closest planet to the sun.
Mars
This planet is red because it is rusty. There is a lot of iron in the soil, and the air has made it turn red-just like rusty iron on Earth.
Mars
One of its moons, Phobos, is moving closer and closer to this planet. Scientists think that one day it will crash.
Mars
It is the largest planet in our Solar System.
Jupiter
Ancient Astronomers named this planet after the king of the Roman Gods. It is the 5th closest planet to our sun.
Jupiter
It rotates so quickly that the days are only 10 hours long
Jupiter
Ancient astronomers named this planet after the Roman God of agriculture.
Saturn
This planet is the second largest planet.
Saturn
Its rings are made up of billions of pieces of rocks and dust.
Saturn
This planet has seven thin, flat rings around it.
Saturn
It takes about 29.46 Earth years for this planet to orbit around our sun.
Saturn
This is the seventh planet from the sun and is named after the Greek God of the sky in Latin. It is the only planet whose name came from a figure in Greek mythology as opposed to Roman mythology.
Uranus
Even though Neptune is further from the sun, this planet is the coldest planet in the solar system.
Uranus
The planet was discovered in 1781 by William Hershel.
Uranus
This planet is so far away that it took the space probe Voyager 2, 12 years to reach it.
Neptune
This planet is a sea blue color due to the methane gas in its atmosphere.
Neptune

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