The highest ranking of these is the Justice Legion Alpha , who have their base on Jupiter .
Are responsible for protecting the solar system ; ( the second rank is Justice Legion Alpha     , the third is Justice Legion Gamma , and so on . )
The highest ranking of these is the Justice Legion Alpha , who have their base on Jupiter and are responsible for protecting the solar system ; ( the second rank is Justice Legion Beta , the third is Justice Legion Gamma , and so on . )