Definitions+of+Key+Terms

**Here are some definitions of important key terms that you will use during your research.**
=** These keywords will help you when you are trying to //select// information. ** =
 * =**Planets -** **There are eight planets in the Solar System and they vary widely in size and temperature. They were formed billions of years ago and are made up of rock and metal or of gas. Each planet in our Solar System orbits the Sun.** =
 * =**Asteroids** =
 * =**Comets -** **Comets are small chunks of dirt and ice. They are rarely seen from Earth as they are too small.** =
 * =**Orbit -** **The curved path through which objects in space move around a planet or star. (from Cambridge Dictionaries Online)** =
 * =**Constellations -** **Constellations are groups of stars which form a pattern and have been given names.** =
 * =**Solar System -** **The Solar System has the Sun as its centre and is made up of all the objects which orbit it. This includes planets, moons, asteroids, comets and icy objects.** =
 * =**Galaxy -** **A galaxy is the stars, clouds of gas and dust particles that move together through the universe. Our solar system belongs to the galaxy named the Milky Way.** =
 * =**Universe** =


 * <span style="color: #6d0080; font-family: 'Comic Sans MS',cursive; font-size: 150%;"><span style="color: #6d0080; font-family: 'Comic Sans MS',cursive; font-size: 150%;">Go to In Our Library or back to __<span style="color: #6d0080; font-family: 'Comic Sans MS',cursive; font-size: 150%;">Home __ **