What is a Comet and What are Various Parts of a Comet?

What is a Comet and What are Various Parts of a Comet?

A Comet is a small, fragile and irregularly shaped body which is composed of a mixture of grains and frozen gases that are non-volatile. Comets always follow a long path around the Sun. Even on the telescope, most comets are not visible. They only become visible when they are close enough to the Sun. This…