Solar System: The Universe

In our solar system there are ___________ moons.

• 188

• 178

• 165

• 125

The ___________ is everything that exists in space.

• Solar System

• Galaxy

• Universe

• Nebula

Choose the correct list of these in order of BIGGEST to SMALLEST.

• Solar system, galaxy, universe

• Universe, solar system, galaxy

• Galaxy, universe, solar system

• Universe, galaxy, solar system

The Milky Way is our ___________.

• Solar system

• Nebula

• Galaxy

• Quadrant

___________ is a very large group of stars and planets.

• Galaxy

• Solar system

• Nebula

• Quadrant

A __________ is a large ball of gas in space that gives off light.

• Meteor

• Planet

• Star

• Galaxy

A _______________ is the sun and the bodies that move around it.

• Universe

• Nebula

• Galaxy

• Solar System