Verified answer

The main features are the head or main body of the comet, the coma, which is the gasses that surround the head, and the tail which is gasses blown behind by the solar wind. Comets are so awesome and there are some great new things being learned.

http://www.solarviews.com/eng/comet.htm

Next time save yourself 10 points and either:

1) go to google, tpe in 'comet' and 'diagram'

or

2) Better yet the library, pick up a big book with 'Astronomy' written on the front and look up Comet in the index.

Also note that the nucleus of comets can either be described as dirty snowballs or icey dirtballs depending on their composition.

The tail and the coma

ice ice ice. and the tail made of ice

tail, core, and path.

www.space.com/scienceastronomy/050906_tempel1_update.html

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