Question

What is central part of a comet is called ?​

Answer 1

Answer:

The nucleus is the solid, central part of a comet, once termed a dirty snowball or an icy dirtball. A cometary nucleus is composed of rock, dust, and frozen gases. When heated by the Sun, the gases sublimate and produce an atmosphere surrounding the nucleus known as the coma.

Answer 2

The first, and the only part that is constantly visible, is the comet nucleus. This is the central part of the comet and the only part that is solid. It consists of varying proportions of rock, dust, ice and gas that give comets their “dirty snowball” reputation

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