Scientists just discovered a planet shaped like a football

If you were to make a list of exoplanets that would be worth visiting in person, WASP-121b wouldn't be anywhere near the top of your list. There are plenty of exoplanets out there that wouldn't be comfortable for humans, but WASP-121b is a special kind of hostile, not to mention a shape that will look quite familiar to sports fans. Astronomers have been studying WASP-121b using NASA's Hubble Space Telescope and their observations are incredibly wild. For starters, the planet is incredibly hot, w...