The sixth planet from the sun
What is Saturn?
They accidentally discovered Uranus.
Who are William and Caroline Herschel?
5 of them have been discovered at this time
How many dwarf planets do we know?
The Kuiper belt was named after this person
Who is Gerard Kuiper?
15 countries
What is the number of countries who participated in the building of the International Space Station?
Moons that herd the rings as if they were sheep
What are shepherd moons?
Gas that makes Neptune and Uranus appear blue
What is methane?
An object that orbits the sun, has a nearly round shape, is not a moon, and has not cleared the neighborhood around its orbit
What is a dwarf planet?
The donut shaped ring that's out past the planet Neptune
What is the Kuiper Belt?
First man to step on the moon
Who is Neil Armstrong?
The only planet less dense than water
What is Saturn?
Its rings orbit the planet vertically
What is Uranus?
The discovery of Eris led to what 2 other planets beings classified as dwarf planets.
What are Pluto and Ceres?
Ice
What makes up most Kuiper Belt objects?
Russia
What is the first country to launch a rocket into space?
Dust, ice, and rocks
What are Saturn's rings made of?
Largest moon of Uranus
What is Titania?
The main difference between dwarf planets and planets
Has the object cleared the neighborhood around its orbit
These originate in the Kuiper Belt and orbit the sun every 200 years or less
What are short period comets?
The name of the competition between the U.S. and Russia to advance their space technology
What is the Space Race?
the first person to discover Saturn's rings but thought they were handles
Who is Galileo?
The huge storm that was once visible on Neptune, but is no longer visible
What is the Great Dark Spot?
The dwarf planet with the most tilted orbit
Pluto
It's slightly larger than Pluto
What is Eris?
Leaving a space station to work on the outside is called ___________
What is a spacewalk?