Inner & Outer
Rotation & Revolution
Planet Grab Bag
Moons, Dwarf Planets & More
Other Space Objects
100
This planet has an average temperature of -350F to -400F and is considered the coldest planet in our solar system.
What is Neptune
100
This planet has the longest rotation time at 243 Earth days.
What is Venus.
100
These planets are called the gas giants.
What is Neptune, Uranus, Saturn, and Jupiter.
100
Ceres, Haumea, Makemake, Pluto, and Eris.
What are the five agreed upon dwarf planets
100
Made mostly of chemical ices and dust particles which heat up in its orbit around the sun.
What is a comet.
200
This planet has the highest average temperature in the solar system (up to 850F).
What is Venus
200
This planet has the longest revolution time at 165 Earth years.
What is Neptune.
200
These planets are called terrestrial planets.
What is Mercury, Venus, Earth, and Mars.
200
248 years
What is Pluto's revolution time around the sun.
200
Small, rocky planetoids with millions of them found between Jupiter and Mars as well as throughout space.
What is an asteroid.
300
This planet has the highest recorded wind speeds in the solar system.
What is Neptune.
300
This planet has the shortest rotation time at about 10 hours.
What is Jupiter.
300
These two planets rotate clockwise on their axis, opposite to all other planets.
What is Uranus and Venus.
300
A stream of charged particles that move away from the sun.
What is the solar wind.
400
These planets have no moons and no ring systems.
What is both Mercury and Venus.
400
This planet has the shortest revolution time at 88 hours.
What is Mercury.
400
These planets have ring systems.
What is Jupiter, Uranus, Saturn, and Neptune.
400
The largest moon belongs to which planet and is called
What is called Ganymede and belongs to Jupiter
400
When a small chunk of material is seen lit up in the night sky.
What is a meteor.
500
Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury, and Pluto are in order of
What is size
500
This planet has a rotation time most like Earth at 24 hours, 40 minutes.
What is Mars
500
These planets have no moons.
What is Mercury and Venus.
500
This planet has the most moons of any planet in the solar system.
What is Jupiter.
500
When a chunk of rocky space material makes it through Earth's atmosphere and lands.
What is a meteorite.
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