comets

hey this is lixon! does anybody know what comets are? no? well, let me explain.

a comet is a ball of ice which,when the ice melts, have a tail.

most comets have names like halley's comet(named after the astronomer who discovered it).

comets have an orbit which goes around the sun.some comets have been known to make a full orbit once every 74 years! :-O