Auriga, a constellation in the northern celestial hemisphere. The name means "The Charioteer." Capella, the brightest star in Auriga, is the sixth brightest star in the night sky. The handle of the Little Dipper points toward Auriga.
The occasional sunspot can interrupt communications here on Earth. But major solar flares have the potential to cause more havoc. Could a flare-up wipe out all our electronics?
Make haste, poky person! Take this quiz to test your knowledge of the speediest stuff in the universe.