Space Review

A large group of stars, dust, and gases held together by gravity. 

• star
• galaxy
• asteroid
• planet

The imaginary line running through the North Pole to the South Pole on a planet. 

• axis
• moon
• rotate
• revolve

The galaxy in which our sun belongs to, shaped like a spiral. 

• Milky Way Galaxy
• light-year
• star
• comet

The following planets- Mercury, Venus, Earth, and Mars. 

• Inner Planets
• Outer Planets
• asteroid
• solar system 

The following planets;Jupiter, Saturn, Uranus and Neptune. 

• Inner Planets
• Outer Planets
• Solar System
• Constellation 

A large clump of ice, dust, and small rock particles that has tail and orbits the sun. 

• asteroid
• comet
• meteor
• moon

Which planet is closest to the sun?

• Saturn
• Earth
• Mercury
• Neptune

Which one of these is NOT a planet?

• Mercury
• Venus
• Moon
• Earth

What planet is closest in size to the Earth? It's also the second from the sun.

• Venus
• Jupiter
• Uranus
• Neptune

What is this "Red Planet" that is 4th from the sun?

• Mars
• Earth
• Neptune
• Saturn