Rocky Planets
Gas Giants
Ice Giants
Dwarf Planets
Other
100
What is the hottest rocky planet?

Venus

100

Why are these planets called `` Gas Giants ``?

Because they are made of different kinds of gas.

100

How many ice giants are there?

2

100

What dwarf planet was once called an actual planet?

Pluto

100

What gives the black hole its name?

Because it looks black, since light cannot escape its gravity, it cannot bounce back to allow us to see it. 

200

Why does mercury have so many craters?

 Mercury has barely any atmosphere, so any asteroids or meteors that come close don't burn up, so they all crash into its surface.

200

Which one of the gas giants have rings?

Saturn.

200

Which of the ice giants are tilted on their side?

Uranus

200

Why is something called a dwarf planet?

Dwarf planets orbit the sun and have a nearly round shape. They are smaller than planets and did not clear the area around them. They also cannot be a moon. 

200

Is the sun large compared to other stars?

No, it is actually pretty small.

300

Why can Earth be the only planet in our solar system that supports life?

Earth is in the perfect orbit around the sun, so it is not too cold, nor too hot.

300

How many gas giants are there.

2

300

Are the ice giants bigger or smaller than the rocky planets?

Bigger.

300

Are most dwarf planets bigger or smaller than our moon?

Smaller.

300

Is a light year a measurement of time, or distance?

Distance.

400

What are all the names of the rocky planets?

Mercury, Venus, Earth, Mars.

400

How many moons does Jupiter have?

95.

400

Approximately how far away is Neptune from the sun?

4 billion kilometers away.

400

Which dwarf planet looks like an egg?

Haumea

400

What is the difference between a meteor, and a meteoroid?

Meteoroids are large rocks floating in space. Once it flies into Earth's atmosphere, it is then called a meteor.

500

What are the planets named after?

The planets are named after roman gods and goddesses.

500

What is the red spot on Jupiter?

A large storm.

500

Which ice giant was discovered last?

Neptune

500

What is the largest dwarf planet?

Eris

500

Which is bigger, the biggest black hole, or the biggest star?

Black Hole, Phoenix A, the biggest black hole, is many times more massive than Stephenson 2-18, the biggest star.