What's this?
A crater
What 's he doing?
Brushing his teeth
What's she doing?
Having breakfast
What is this?
Moon
What is this?
Earth
What's she doing
Exercising / working out
What is this?
The sun
What 's he doing?
Sleeping
What is this?
A rocket ship
What are these?
Planets
What is this?
An asteroid
What are these?
Starts
What is this?
Solar system
What's she doing?
Washing her hair
What is this?
Galaxy
What is this?
Satellite
What are they doing?
Having lunch / dinner.