What's this?
the Sun
What's this?
the Moon
What's this?
the Earth
What's this?
planet
What's this?
star
What's this?
solar system
What's this?
telescope
What's this?
comet
What's this?
rocket
What's this?
space station
What's this?
spacesuit
What's this?
satellite
The planet where people live
the Earth
You can see it in the night sky
the Moon
You can see it in the sky. It is very hot
the Sun
the Sun is a very big...
star
