Is the Pegasus constellation one of the largest constellations?
It is the 7th largest of the 88 constellations.
Hercules is a constellation named after Hercules, the Roman mythological hero adapted from the Greek hero Heracles. Hercules was one of the 48 constellations listed by the 2nd century astronomer Ptolem, and it remains one of the 88 modern constellations today. It is the fifth largest of the modern constellations.