How do we know the names of the twelve constellations?

The twelve constellations are actually the zodiac signs. In ancient times when science and technology were underdeveloped, the orientation was actually determined by constellations when sailing. People connect the brighter stars in the constellation through their own imagination. By observing their shapes and matching them with beautiful fairy tales, the names of the twelve constellations were born. Let's take a brief look at the fairy tales corresponding to Aries and Gemini.

In ancient countries, the vicious new queen distributed the fried wheat to farmers in order to drive away the children left by the former queen. Caused a national famine. The queen colluded with the messengers in the temple, saying that only by executing the prince could the famine be saved. But the former queen learned to ask the angels of the gods, and the angels sent the princess to ride the winged golden-haired Aries to save the prince. As a result, my sister accidentally fell into the sea while crossing the sea. After the prince was saved, he gave Aries to Zeus, the king of the gods. Zeus hung Aries in the sky and became Aries.

Aphrodite, the goddess of love and beauty, was betrothed to the ugly Vulcan, but Aphrodite didn't like her. She fell in love with Ares, and they gave birth to eros, also known as Cupid. She took her son to the banquet of the gods. With the wonderful sound of the flute, Tiffany, the monster who was attracted and destroyed, was everywhere, and the party fell into chaos. Aphrodite and his son Cupid got separated, and finally found Cupid curled up under the table, so they tied their feet with ropes and escaped as two fish. This is the origin of Pisces.

Each constellation corresponds to an ancient Greek myth. These stories are quite interesting and represent the beautiful fantasy in the hearts of the ancient Greek people, and the names of the twelve constellations were born. ?