What is included in the Jovian category?
Gas and Ice giants
How many planets are in the solar system?
Eight
What is the center of the solar system?
Sun
Which planet is often referred to as the "Earth's Twin"?
Venus
What planet has rings around it?
Saturn
Which planet is known as the "Red Planet"?
Mars
What are comets primarily composed of?
Ice and rock
Which planet has the highest surface temperature in the solar system?
Venus
Which planet has the coldest average temperature?
Uranus
What are the two main categories of planets in the solar system?
Terrestrial and Jovian
Approximately how old is our solar system?
4.5 billion years
Which planet has the strongest magnetic field?
Jupiter