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Missions
History
Orbital Characteristics
Special Features
Everything Else
100
The current ESA mission to comet 67/CG
What is Rosetta?
100
The meaning of comet
What is long haired star?
100
General direction comet tail faces
What is away from sun?
100
The more curved tail of comet
What is dust tail?
100
Comets are usually smaller than this length across
What is 10 km?
200
The first mission to visit a comet
What is International Cometary Explorer?
200
Person who developed method of calculating orbits
Who is Newton?
200
Length of short period comet's orbit
What is less than 200 years?
200
Reason H envelope is invisible to us
What is Earth's atmosphere?
200
Main components of comet nucleus dust
What are silicates and organic molecules?
300
The name of the comet Deep Impact visited
What is Tempel 1?
300
19th century comet that disappeared and led to understanding of meteor showers
What is Biela Comet?
300
Force that influences Oort cloud objects to leave (name one)
What is passing stars, Milky Way?
300
Most common ion in ion tail that gives it its blue color
What is CO+?
300
Location where comet may have hit in 1908
What is Tunguska, Russia?
400
The name of the recently proposed comet mission
What is Comet Hopper?
400
Term Aristotle used to describe comets
What is wind exhalations?
400
The shortest period comet
What is Encke?
400
Two common materials in comet's coma
What is ammonia, methane, water, CO2, CO?
400
Third tail of Hale-Bopp was made of this element
What is sodium?
500
The number of spacecraft to Halley's Comet in 1980s
What is 6? (ICE, Suisei, Sakigake, Vega 1, Vega 2, Giotto)
500
The year Brahe saw the comet he used to determine they were in space
What is 1577?
500
The non-existent planet that was thought to bring comets out of Oort cloud
What is Tyche?
500
Length of longest known comet tail
What is around 500 million km?
500
Comet that became larger than the sun and year it did so
What is Comet Holmes, 2007?