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Our Solar System
The Sun is the center of the solar
system.
Sun
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The sun is a star.
It is made of hydrogen and heliums.
There are storms on the sun.
Mercury
Mercury
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Mercury is like a big rock.
It has no atmoshpere.
It has many craters because comets and
asteroids hit it.
Venus
Venus
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Venus is like a big oven
because its clouds make
it have a greenhouse
effect.
There are pancake
volcanoes on venus.
Earth
Earth
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The Earth is our home.
It is a special planet because it has life.
There is water and an atmoshere around the
Earth.
The Earth has a moon.
Our Moon: Luna
Astronauts Walked on the Moon
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On July 20, 1969, Commander Neil Armstrong
became the first man on the moon. He said the
historic words, "One small step for man, one
giant leap for mankind."
Mars
Rovers are on Mars: Spirit and
Opportunity
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This is a rover:
They were sent to Mars
to explore it and to try
and find water or life.
Jupiter
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Jupiter is really big.
It has a storm on it called the Great Red Spot.
It is a gas planet.
Saturn
Saturn
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Saturn is really cool.
It has rings that are made of ice chips.
It is not dense. It could float in a bucket of
water.
It is a gas planet.
Uranus
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Uranus is very cold.
It is the third largest
planet in the solar
system.
It is tipped on its side.
It is a gas planet.
Neptune
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Neptune is the home of
the Great Dark Spot.
The winds in the Great
Dark Spot are the fastest
in the solar sytem.
Neptune is a gas planet.
Pluto
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Pluto is very cold.
It is the last named planet.
It is the smallest planet.
Sedna
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Sedna is the next possible planet.
Astronomers have decided that for now they will
call it a planetoid.