Its not that easy. The Supreme Court does not have primary jurisdiction on this question (there are very few issues in which it does have primary jurisdiction). Thus, the process has to wind its way through the federal court system.
The Supreme Court does not have primary jurisdiction on this question (there are very few issues in which it does have primary jurisdiction).SCOTUS can do anything SCOTUS wants to do. Bush v. Gore went to SCOTUS directly without lower U.S. court review.