Obviously, Fire is one of the four constellations. They include three constellations: Aries, Leo and Sagittarius.
People in the fire sign are impulsive, hot and direct, and often have a bad temper.
Fire sign people are full of energy, passion and action, but they come and go quickly and sometimes carelessly.
They have a lot in common, but there are also many differences.
Analysis: List of differences between earth signs and constellations.
Air sign difference list
List of differences between water signs