Respuesta :
Answer:
they have a nucleus
and they have a tail in fact they may have two tails, but I'm not sure if they are larger than the sun but for sure the second and last one
Answer:
A comet's nucleus is in the center of its coma. A comet's nucleus is like a snowball made of ice. As the comet nears the Sun, the ice starts to melt off, along with particles of dust.
Explanation:
The above answer reinforced my answer and also was verified via Google.