Inner planets
What is the only planet [other than earth] that has evidence that water once flowed there.
What is mars?
What are the 2 planets that have retrograde rotation?
What is Uranus and venus
Who invented the geocentric model
Who is potolemy
What is the theory that a big explosion made our universe
What is the big bang theroy
What is the distance of mercury from the sun
What is aproximently 30,000,000 km
This planet is the 8th from the sun
What is uranus
Who discovered the heliocentric model?
who is copurnicus
What is the name for the outer planets made of gas
What are gas giants
What is venus's twin
What is earth
What is Neptune's atmosphere made of?
What is hydrogen,helium, and methane
Who made the telescope and found 4 moons on Jupiter
Who is galileo
What thing in the night sky has a tail
What is a comet
How many earth days is mars' rotation
What is 687 earth days
How long is Jupiter's rotation
What is 10 hours
What Galaxie is our solar system in
What is the milky way
Where would you find an asteroid
Where is the asteroid belt
Which planet is the hottest? why?
What is venus because of the greenhouse effect
EXTRA QUESTION! What is the largest dwarf planet?
What Is Pluto
What keeps our planet in place?
What is gravity and inertia
What has been nicknamed a "shooting star"
What is a meteor