It is made up of the sun and its family of eight planets.
the solar system
This the galaxy that we live in.
Milky Way
This planet is seventh from the sun and lies on its side, unlike other planets. It is greenish in colour and has nine faint rings, with five moons orbiting it.
Uranus
These objects produce and give off their own heat and light.
stars
These are chunks of rock and metal that orbit between the planets.
asteroids
This planet is closest to the sun.
Mercury
These are patterns of stars in the sky that, to some people, seem to be shapes or pictures.
constellations
This body travels around the Earth. It is known as Earth's satellite.
moon
These are loose collections of rocks and frozen gases that orbit between the planets.
comets
This is now called a "dwarf planet."
Pluto
These have bright heads and long, shining tails. They shine partly because of light absorbed and re-radiated from the sun and partly because of reflected sunlight.
- comets
This planet is the eighth from the sun. It can only be seen through a telescope. Little is known about this distant planet.
This is a body that does not give off light of its own. It reflects the light of the sun.
a planet
This planet is called the morning or evening star because it appears in the sky just after sunset and before sunrise.
Venus
This is how long it takes the moon to circle Earth.
27 days
This is another name for the study of space.
astronomy
This is the center of the solar system. The planets revolve around it.
the sun
This planet is the fifth from the sun. It is the largest planet and is best known for its beautiful system of rings that circle the planet.
Saturn
This is how long it takes the Earth to circle the sun.
365 and a 1/4 days
This planet has a lot of iron and has shown signs of there once being water.
Mars