How Old You'd Be If You Lived on Different Planets

You've been celebrating Birthday since you were born and you can definitely say how old you are in about a second, right? But how old would you be on Mars and other planets of our Solar System? A year on Mars is almost twice as long as that on Earth. Let's see on which planet you'll age the slowest and the fastest! Learn more about your ad choices. Visit megaphone.fm/adchoices