A large ball of ice, mixed with rocks and dirt, having a long luminous tail when its orbit passes close to the sun.
What is a COMET?
Saturn's special moons that keep the rings on Saturn from spreading out too far.
What are SHEPHERD MOONS?
The best known dwarf planet.
What is PLUTO?
What type of galaxy is this?

What is a SPIRAL GALAXY?
This nation was the first to figure out how to make rockets in the 1200s.
What is CHINA?
Large rocks orbiting the sun in space.
What are ASTEROIDS?
A gas found on the planet Jupiter. It is also found in balloons that float.
What is HELIUM?
The spacecraft currently exploring the Kuiper Belt.
What is NEW HORIZIONS?
This makes it impossible for most of us to see the Milky Way.
What is the MILKY WAY?
The first satellite built and launched by Russia.
What is SPUTNIK?
Dirt and small pebbles floating in space that become meteors when they enter Earth's atmosphere.
What are METEOROIDS?
Planets that are blue in color get this color from this gas in their atmosphere.
What is METHANE?
The name of the first Kuiper Belt Object discovered in 1992.
What is QB1?
The constellation you would use to locate Betelgeuse.
What is ORION?
The first man in space.
A meteoroid that hits the Earth's atmosphere and burns up... a "shooting star".
What is a METEOR?
This brother and sister team discovered Uranus.
Who are the HERSCHELS?
The only dwarf planet NOT found in the Kuiper Belt.
What is CERES?
The color of the hottest stars.
What is BLUE?
What is every 90 MINUTES?
Meteors that have entered the Earth's atmosphere and fallen to the ground without completely burning up.
What is a METEORITE?
Neptune's second largest moon and one of the darkest objects in our solar system.
What is PROTEUS?
These 3 points are necessary to be classified as a planet.
What is...
1. Orbits the sun
2. Round shape due to gravity
3. Cleared the neighborhood around its orbit by collision or redirection.
What is a SUPERNOVA?
The name of the first space station ever sent into space in 1971.
What is SALYUT?