Canis Major, a constellation of the winter sky. Sirius, the brightest star in the sky, is in this constellation. Canis Major rises in the east after Orion, the hunter. It is slightly below Orion, and appears near the southern horizon in the United States. A line through the three bright stars of Orion's belt leads to Sirius. In classical mythology, Canis Major (great dog) was one of the hunting dogs of Orion, and the constellation is supposed to look like a dog.
What if your job were to protect life in the galaxy at all costs? That's exactly what the folks manning NASA's Planetary Protection office do, and bunny suits are just the beginning.
Relying on a collapsed star to power our lives on Earth might seem like a good solution to our energy crisis, but there's just one tiny problem: The process might be lethal.