Does the U.S. Army have a judicial branch?

Yes, it is called the Judge Advocate General's Corps , or JAG office. The military has its own set of laws, called the Uniform Code of Military Justice, and JAG specializes in this code. read more

The army doesn't actually have its own judicial branch we have a different beginning court just as each state does. The military court system goes Court- Martial, Armed Forces Appeals Panel, US Supreme court. read more

Article III of the Constitution, which establishes the Judicial Branch, leaves Congress significant discretion to determine the shape and structure of the federal judiciary. Even the number of Supreme Court Justices is left to Congress — at times there have been as few as six, while the current number (nine, with one Chief Justice and eight Associate Justices) has only been in place since 1869. read more