Close Approach Comets Quiz

What is one of the potential roles comets might have played in Earth's history?

• Creating the Earth's atmosphere

• Causing mass extinctions

• Forming the Earth's core

• Delivering water to ancient oceans

Which comet was closest to Earth at 31 lunar distances in 2017?

• 41P/Tuttle-Giacobini-Kresak

• 45P/Honda-Mrkos-Pajdusakova

• 46P/Wirtanen

• Comet ISON

What makes comet 46P particularly interesting for observation?

• It is the oldest known comet

• It is known to be a 'hyperactive' comet

• It has the longest tail

• It has a large nucleus

How can amateur astronomers contribute to the study of comets?

• By providing continuous observations from around the world

• By funding professional telescopes

• By developing new comet theories

• By launching their own space probes

What is the '4*P Coma Morphology Campaign' designed to do?

• Train professional astronomers

• Develop new comet detection technology

• Coordinate amateur astronomers' efforts worldwide

• Launch new space missions