Terrestrial Planets
Gas Giants
Ice Giants
Dwarf Planets
Miscellaneous
100

Planet that orbits in 88 days

What is Mercury

100

The largest of the gas giant planets 

What is Jupiter? 

100

The furthest away planet

What is Neptune?

100

What criteria did Pluto fail, causing it's reclassification as a dwarf planet?

What is "must clear the area around the orbit"?

100

The only two planets who do not have moons

What are Mercury and Venus?
200

All surface features are named after women/female characters

What is Venus?

200

The largest moon in the solar system 

What is Ganymede?

200

Rotates at 98 degrees due to a large impact early on

What is Uranus

200

Pluto's water ice/rock composition resembles _____ of Neptune and Uranus. 

What are moons? 

200

Location relative to the Sun where material freezes out into a solid form

What is the frost line

300

Has two captured asteroid moons

What is Mars?

300

Makes up the majority of a gas giant interior

What is metallic hydrogen? 
300

Causes the blue color of Uranus and Neptune

What is methane

300

PLuto is name partially in honor of this scientists, who also publicized the idea of Mars having irrigation canals in the late 19th century. 

Who is Percival Lowell 

300

This planet had a temporary ring structure after the giant moon forming impact before the material coalesced 

What is the Earth

400

Only terrestrial planet not thought to have water in the past

What is Mercury?

400

Makes up the interior of Ganymede

What is high pressure ices? 

400

Process used to discover Uranus's rings

What is stellar occultation

400

Nearly all dwarf planets are also called _______ objects, referring to this sizable area of the solar system

Trans Neptunian 

400

The only planet that would float in a bathtub

What is Saturn

500

The surface pressure of Venus

What is 92 bars

500

Makes up the clouds on Jupiter

What is ammonia

500

The only spacecraft to visit the ice giant planets

What is Voyager 2

500

The largest of Pluto's 5 moons

What is Charon?
500

 A major astrobiological controveristy in the 1990s based on this antarctic meteorite. 

What is the Allan Hills Meteorite?