Space age

class SpaceAge {

static double age(String planet, int seconds) {
    if(planet.equals("Mercury")) return Math.round(seconds /(0.2408467*31557600)*100)/100
    else if(planet.equals("Venus")) return Math.round(seconds /(0.61519726*31557600)*100)/100
    else if(planet.equals("Earth")) return Math.round(seconds /31557600 *100)/100
    else if(planet.equals("Mars")) return Math.round(seconds /(1.8808158*31557600) *100)/100
    else if(planet.equals("Jupiter")) return Math.round(seconds /(11.862615*31557600) *100)/100
    else if(planet.equals("Saturn")) return Math.round(seconds /(29.447498*31557600) *100)/100
    else if(planet.equals("Uranus")) return Math.round(seconds /(84.016846*31557600) *100)/100
    else return Math.round(seconds /(164.79132*31557600) *100)/100
}

}