text: // Planet Age Formula 
  const planetYears = {
    mercuryAge: 0.24,
    venusAge: 0.62,
    marsAge: 1.88,
    jupiterAge: 11.86
  };
  
  // Life Expectancy 
  const lifeExpectancy = {
    marsLimit: 3,
    mercuryLimit: 7,
    venusLimit: 9,
    jupiterLimit: 12
  };
  
  // Main Something
  export class galaxyCal {
    constructor(age) {
      this.age = age;
    }
  
  
    // Mercury Planet
    ConvertMercuryAge() {
      return Math.floor((this.age / planetYears.mercuryAge));
    }
  
    MercuryAgeLimit() {
      return Math.floor((this.age * lifeExpectancy.mercuryLimit / planetYears.mercuryAge));
    }
  
    // Mars Planet
    ConvertMarsAge() {
      return Math.floor((this.age / planetYears.marsAge));
    }
  
    MarsAgeLimit() {
      return Math.floor((this.age * lifeExpectancy.marsLimit / planetYears.marsAge));
    }
  
    // Venus Limit
    ConvertVenusAge() {
      return Math.floor((this.age / planetYears.venusAge));
    }
  
    VenusAgeLimit() {
      return Math.floor((this.age * lifeExpectancy.venusLimit / planetYears.venusAge));
    }
  
    //   Jupiter Planet
    ConvertJupiterAge() {
      return Math.floor((this.age / planetYears.jupiterAge));
    }
  
    JupiterAgeLimit() {
      return Math.floor((this.age * lifeExpectancy.jupiterLimit / planetYears.jupiterAge));
    }
  
    //  Years Left
    PlanetYearsLeft() {
      var earthAge = 75;
      if ((this.MercuryAgeLimit() || this.MarsAgeLimit() || this.JupiterAgeLimit() || this.VenusAgeLimit() <= earthAge))
        return true;
      else {
        return false;
      }
  
    }
  
  }