Galaxy, Solar System, and Planets

Which planet has a rocky surface?

A _ is a huge system of gas, dust, stars, and objects orbiting stars held together by gravity.

Look at the illustration. What type of galaxy is shown in the illustration?

Which planet is an inner planet?

Which of these planets is most like Earth?

There are two natural objects that revolve around Mars. What are these objects called?

The picture shows an abundance of objects between the orbits of Mars & Jupiter. What are they?

Which is true about planets and asteroids?

What are the surfaces of the outer planets mostly made of?

What do Jupiter, Saturn, Uranus, and Neptune have in common?

Which choice best describes the parts of the Milky Way?

Which is an object in the solar system that is a frozen mass of ice and dust?

Which list shows the correct order of planets from the sun?

Which planet is the solar system's largest rocky planet?