Behavior: Ensure the number entered is a positive number. Input: -25 Output: "age is negative"
Behavior: Convert earth age to Mercury solar age. Input: 25 Output: 104.17
Behavior: Convert earth age to Venus solar age. Input: 25 Output: 40.32
Behavior: Convert earth age to Mars solar age. Input: 25 Output: 13.30
Behavior: Convert earth age to Jupiter solar age. Input: 25 Output: 2.11
Behavior: Calculate years left to live on Earth based on a life expectancy of 75 Earth years. Input: 25 Output: 50
Behavior: Calculate years left to live on Mercury based on a life expectancy of 75 earth years. Input: 25 Output: -86.17
Behavior: Calculate years left to live on Venus based on a life expectancy of 75 Earth years. Input: 25 Output: 6.18
Behavior: Calculate years left to live on Mars based on a life expectancy of 75 Earth years. Input: 25 Output: 127.70
Behavior: Calculate years left to live on Jupiter based on a life expectancy of 75 Earth years. Input: 25 Output: 887.39
Behavior: Calculate years past Earth life expectancy based on a life expectancy of 75 earth years. Input: 85 Output: 10
Behavior: Calculate years past Mercury life expectancy based on a life expectancy of 75 earth years. Input: 85 Output: -292.10
Behavior: Calculate years past Venus life expectancy based on a life expectancy of 75 earth years. Input: 85 Output: -68.27
Behavior: Calculate years past Mars life expectancy based on a life expectancy of 75 earth years. Input: 85 Output: 119.91
Behavior: Calculate years past Jupiter life expectancy based on a life expectancy of 75 earth years. Input: 85 Output: 1001.78
Create an age object; Ensure that the number entered for age is a positive number; Create a method that does the following: convert age to Mercury years; convert age to Venus years; convert age to Mars years; convert age to Jupiter years; compare age to life expectancy and return the difference