by oliver

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what are comets made of?

comets are made of rock, ice and dust.

why comets have tales?

A comet gets it's tail when it gets to close to the sun and the ice and dust melts off the comet making a glimaring blue tail.

where do comets come from

comets come from a big cloud called the Oort cloud that is far beond the orbit of pluto. they are flying around and every once and a while one flys out towards the sun orbiting it for awhile until it bruns up in the sun.

how big are comets

comets are usually 1 to 10 kilomiters big

how fast do comets travel

a comet travels beetwen 42 killomiters per second and 150 million kilomiters per second