they go around the sun like the earth
It is possible for comets and asteroids to hit Earth, but they are extremely rare events.
Comets are different from us because this a %^@@%^&_+)( question
earth
Because comets were created about the same time as the Earth.
From comets
From the earth we see comets as shooting stars, because theres a tail to it.
Comets
Comets come toward earth during their orbits. They are drawn toward the sun by gravity and sometimes cross earth's orbital path in the process.
asteroids
yes
they orbit the sun