It is a ball of ice.
Comets have an irregular orbit.
When they come near to the sun the ice melts an leave a tail of gas and liguid behind them.
Comet tails are made of ice and dust.
no
Halley's comet is visible approximately every 76 years.
Halley's comet
Comet tails are made mostly of _____.gas , i think?i got it from someone on wikianswers
Two things: 1. Comet tails do not follow along behind the comet. Comet tails always point away from the Sun. 2. Comets are not rocky, they are icy.
dinosaurs
by ice chunks
It is a comet
It is a comet
No, a comet's tail always faces away from the sun/
No, Halley's comet was not visible in 1834. Halley's comet has an orbital period of about 76 years, so it was last visible from Earth in 1986 and will next be visible in 2061.