By the end of 2013, Mars plans to reduce the size of their candy bars which includes Snickers because they are trying to be more health conscious. The company plans to have all of their candy around the 250 calorie mark.
The world's largest extraterrestrial explorer, NASA's Curiosity rover, is on its way to Mars. It is searching for evidence that the red planet might once have been home to life. The journey is a long one - 8 1/2/ months to cross the 354 million miles.