What keeps the moons and planets in place?
gravity
The ____ is all of space?
universe
The ____ is a star
sun
Find the Sun
Sun
What does the Earth do?
spins
Asteroids are pieces of _____ and metal
rock
A _____ is a giant ball of extremely hot gas.
The planets move around the ____.
Sun
Who are the people who travel into space?
astronauts
What takes people into space and back to Earth?
rocket ship
