Assignment #38 Space Boxing

Code

    /// Name: Matthew Lorence
    /// Period: 5
    /// Program Name: SpaceBoxer
    /// File Name: SpaceBoxer.java
    /// Date Finished:11/16/15
    
    import java.util.Scanner;

    public class SpaceBoxer
    {
        public static void main( String[] args )
        {
        
            Scanner keyboard = new Scanner(System.in);
            
            int earth_weight, planet;
            double vweight, mweight, jweight, sweight, uweight, nweight;
            
            System.out.print( "Please enter your current earth weight: ");
            earth_weight = keyboard.nextInt();
            System.out.println();
            
            System.out.println( "I have information for the following planets: ");
            System.out.println( "   1. Venus    2. Mars    3. Jupiter" );
            System.out.println( "   4. Saturn   3. Uranus  4. Neptune" );
            System.out.println();
            System.out.print( "Which planet are you visiting? " );
            planet = keyboard.nextInt();
            
            vweight = earth_weight * .78;
            mweight = earth_weight * .39;
            jweight = earth_weight * 2.65;
            sweight = earth_weight * 1.17;
            uweight = earth_weight * 1.05;
            nweight = earth_weight * 1.23;
            
            if ( planet == 1 )
            {
                System.out.println( "Your weight would be " + vweight + " pounds on that planet." );
            }
            
            else if ( planet == 2 )
            {
                System.out.println( "Your weight would be " + mweight + " pounds on that planet." );
            }
            
            else if ( planet == 3 )
            {
                System.out.println( "Your weight would be " + jweight + " pounds on that planet." );
            }
            
            else if ( planet == 4 )
            {
                System.out.println( "Your weight would be " + sweight + " pounds on that planet." );
            }
            
            else if ( planet == 5 )
            {
                System.out.println( "Your weight would be " + uweight + " pounds on that planet." );
            }
            
            else if ( planet == 6 )
            {
                System.out.println( "Your weight would be " + nweight + " pounds on that planet." );
            }
        }
    }
        
    

Picture of the output