What's this?
ocean
What's this?
Mars
What's this?
astronomer
What's this?
astronaut
What's this?
fourteen meters
What's this?
astronaut
What's this?
desert
What's this?
a model of the solar system
What's this?
orbit the Earth
What's this?
gravity
What's this?
alien
What's this?
Uranus
What's this?
Jupiter
What's this?
watch the sun set
What's this?
Neptune
What's this?
watch the moon rise
What's this?
fifteen kilometers
What's this?
go deaf from the roar
What's this?
blood
What's this?
a part of the spacesuit
What's this?
run into some trouble
What's this?
a part of the spacesuit
What's this?
a model of the solar system
What's this?
Pluto
What's this?
dry sand
What's this?
a model of the solar system
What's this?
Saturn
What's this?
telescope
What's this?
a deep valley
What's this?
land the spaceship
What's this?
Venus