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Information on Space and the Solar System

The moon is

The Earth is

The sun is

about 2,000 miles

about 8,000 miles

about 800,000 miles

(3,250 km) wide

(13,000 km) wide

(1,300,000 km wide

How many planets are there in our solar system?

Until 2006, there was thought to be 9 planets in the Solar System. In 2006, the International Astronomical Union decided that Pluto is no longer a planet, so there are now only 8 planets in the Solar System.

Planted 10 Game

The order of the planets from the sun is:
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune

Facts about the Moon
Why do we have Night and Day?
Star Child

What is the name of the galaxy that our solar system is in?

The name of our galaxy is the Milky Way. Our solar system is located in the outer reaches of the Milky Way Galaxy. All of the stars that you see at night and our Sun belong to the Milky Way.

Windows to the Universe
Games and Activities

The solar system consists of:

  • one central star, the Sun
  • eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
  • more than 60 moons
  • millions of rocky asteroids billions of icy comets

What is an orbit?
An orbit is the path that a planet moves through.
All the planets orbit the Sun in elliptical paths.
(An ellipse is just a stretched out circle.)

Space Stations
Science Revision Zone
Interactive Space Games and Activities

How far away is the earth from the sun?
The average distance of the Earth from the Sun is about
149.6 million km (93 million miles)

Find out what stars
are out tonight
Amazing Space
Mars for Kids

Introduction to the Earth and Planets
Astronomy Dictionary

Nasa for Kids
Nasa for Kids

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All the materials on these pages are free for homework and classroom use only. You may not redistribute, sell or place the content of this page on any other website or blog without written permission from the author Mandy Barrow.

©Copyright Mandy Barrow 2013

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