What is his job?
astronaut
What does he do?
astronomer
What is it?
telescope
What is this?
spaceship
What is this?
observatory
What is this?
solar system
What is this?
galaxy
What is this?
comet
What is this?
planet
What is this?
shooting star
What is this planet?
Mars
What is this planet?
Earth
What is this planet?
satellite
What is this ?
ice cap
what is it?
sand dune
What is it?
crater
