Sirius is the brightest star in the night sky. Located in the constellation Canis Major, it is one of the stars nearest to Earth. Because Sirius appears to follow at the heels of Orion the hunter, it is often called the “Dog Star.” Many cultures have attached special significance to Sirius. Ancient Egyptians equated it with the goddess Sopdet, while the ancient Romans associated its rising at dawn with the hottest part of the year—the “dog days.” What controversies has Sirius inspired? Discuss