The action of coming down from the air and touching the ground.
Land
To put your hand or fingers on something to feel it.
Touch
To start a machine or a light so that it begins to work.
Turn on
To wait or remain in the same place without moving away.
Stay
To keep something safe from danger or to keep money for the future.
Save
A person who is trained to travel in a spaceship and work in outer space.
Astronaut
A vehicle shaped like a tube that travels very fast into space.
Rocket
The door or opening where you go into a place.
Entrance
Something that makes you feel afraid, scared, or nervous.
Frightening
To stop a machine or a light from working using a switch.
Turn off
An adjective used to describe something that is very, very big or huge.
Enormous
Something that goes a long way down from the top or the surface.
Deep
A large, round object in space (like Earth or Mars) that moves around a star.
Planet
The action of going into a place, like a room or a rocket.
Enter
The action of leaving a place or going out of a door.
Exit
To move behind someone or something to go to the same place.
Follow
A tool that you look through to see things that are very far away.
Telescope
The huge area that contains all the stars, planets, and galaxies.
Space
A vehicle designed specifically for traveling in space.
Spaceship
The machine or part of a rocket that uses fuel to create movement.
Engine