Comet, Meteor or Asteroid?
Parts of a Comet
Famous Comets
Orbit Groups
Space Potpourri
100

This astronomical body has tails.

What is a comet?

100

The innermost part of a comet.

What is the nucleus?

100

This comet last made it's way by Earth in 1986.

What is Halley's comet?

100

Comets that take 200 years or less to make one orbit.

What is a short-period comet?

100

The Sun is _____________ miles from the Earth.

What is 93 million?

200

This large body is made mostly of rock and metal.

What is an asteroid?

200

The atmosphere of a comet.

What is the coma?

200

This comet has the shortest orbit of any discovered comet.

What is Comet Enke?

200
Comets that take more than 200 years to make one orbit around the sun.

What is a long-period comet?

200

The name of the tallest volcano in the Solar System?

What is Olympus Mons?

300

This body can be as small as a speck of dust.

What is a meteoroid?

300

This part of the comet goes away from the sun.

What is the tail?

300

The Stardust mission captured comet particles in this substance that is 99% air.

What is aerogel?

300

The measurement used to determine how far from a perfect circle an orbit is around the Sun.

What is eccentricity?

300

The only two planets that do not have moons.

What are Venus and Mercury?

400

The name of a meteoroid as it is going through Earth's atmosphere.

What is a meteor?

400

Another name for the gas tail of a comet.

What is an ion tail?

400

This comet was the focus of NASA's Stardust mission.

What is Comet Wild 2?

400

Comets that have a shorter orbit are thought to come from this area.

What is the Kuiper Belt?

400

The largest manned object ever sent to space.

What is the International Space Station?

500

The name of a meteoroid that has landed on the Earth.

What is a meteorite?

500

The dust trail left behind by a comet becomes one of these in the sky.

What is a meteor shower?

500

NASA's Deep Impact mission collided with this comet in 2005.

What is Comet Tempel 1?

500

Comets that have a longer orbit are thought to come from this area.

What is the Oort Cloud?

500

The time it takes the ISS to orbit the Earth one time.

What is 90 minutes?

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