A planet called WASP-12b is the hottest planet ever discovered (about 4,000 degrees Fahrenheit, or 2,200 degrees Celsius), and orbits its star faster and closer in than any other known world.
From Earth, the planet Venus is the brightest. When it's close to Earth in it's orbital cycle (about every 18 months) it can be easily seen early in the morning just before the sun rise, and again at...