What are these?
Planets
What is this?
Comet
Which planet is this?
Earth
Which planet is this?
Neptune
Which planet is this?
Venus
What is this?
meteorite
Who is this?
an astronaut
What is this?
Satellite
What is this?
Asteroid belt
What is this?
Rocket
Which planet is this?
Mercury
What are these?
rings
Which planet is this?
Jupiter