Our Amazing Solar System

Our Amazing Solar System

The Sun

• The center of our solar system. All of the planets revolve around the Sun's gravity

• The Sun is so large, one million Earth's could fit inside of the sun.

• It is a nearly perfect sphere (ball) of hot plasma.

Multiple Choice

What is at the center of our solar system?

Mercury - 1st Planet

• Closest planet to the Sun

• It takes about 88 Earth days for Mercury to revolve around the Sun

• Mercury has a rocky surface and has a dense iron core

Multiple Choice

How long does it take for Mercury to revolve around the Sun?

• 88 Days

• 88 Years

• 88 Weeks

• 1 Day

Venus - 2nd Planet

• The hottest planet in our solar system

• About the same size as Earth

• Don't breathe that! Venus has a dense atmosphere mostly made of carbon dioxide.

• Sometimes called Earth's twin

Earth - 3rd Planet

• Our home!

• Has only one Moon

• The only planet that we know of that contains life!

The Moon

• Earth only has one moon. It is a natural satellite that revolves around Earth.

• The Moon has almost no atmosphere

Eclipse

• When the Moon passes between the Sun and Earth, the Moon casts a shadow on Earth. This is called a Solar Eclipse.

• When the Earth is between the Sun and the Moon, Earth casts a shadow on the Moon. This is called a Lunar Eclipse.

Multiple Choice

Which of these is a Solar Eclipse?

Mars - 4th Planet

• Closest planet to Earth

• Often called The Red Planet because of its color

• Has two moons, Phobos and Deimos

Multiple Choice

How many moons does Mars have?

• One

• Two

• Five

Jupiter - 5th Planet

• Gas giant about 315 times the size of Earth. Jupiter is the largest planet in our solar system.

• The Great Red Spot is a storm on Jupiter that has been raging for at least 300 years

• Jupiter has at least 100 moons that we know of

Saturn - 6th Planet

• Gas giant with its famous rings made up of rock and ice

• Has 82 known moons, including Titan

Uranus - 7th Planet

Spins in the opposite direction of Earth. Like Saturn, Uranus has a ring system. It is also the coldest planet in our solar system.

Multiple Choice

Which planet is colder?

• Venus

• Uranus