Peruse location details and a constellation map of Hydra, the sea serpent. Find the star clusters and galaxies in its vicinity.

Named after the mythical beast slain by Hercules, the constellation is best seen in March and April. View a picture, and explore its stars.

Largest of the constellations is prominent in the southern sky. Guide provides statistics, a photo, and a brief overview.

Explore this winding constellation that occurs near the celestial equator.