No. These are functions of the Legislative Branch.
I assume you're asking about the branch of government, Executive, Legislative, or Judicial. The Judicial is the supreme court, with nine justices (the words judicial and justice come from the same root, see).
The Supreme Court is made of 9 justices and is part of the judicial branch.
No. The Executive Branch appoints US Supreme Court justices with the approval of the Senate.
The eight Associate Justices and Chief Justice of the US Supreme Court are in the Judicial Branch.
Congress (judicial AND legislative branches) are denied the power to impeach, that is the right of the Supreme Court
The powers that Congress has over the Judicial Branch are:May impeach Supreme Court justices (for cause)May reject appointments to the Supreme CourtMay change the number of justices on the US Supreme CourtMay change the appellate jurisdiction of any court, including the US Supreme CourtMay establish or dismantle "inferior courts"May initiate constitutional amendments affecting the courts
For the federal government the officeholders would be the Supreme Court justices.
The Supreme Court is the head of the Judicial Branch. Therefore, the Supreme Court Justices hold the "highest office" in that branch.
The powers that Congress has over the Judicial Branch are:May impeach Supreme Court justices (for cause)May reject appointments to the Supreme CourtMay change the number of justices on the US Supreme CourtMay change the appellate jurisdiction of any court, including the US Supreme CourtMay establish or dismantle "inferior courts"May initiate constitutional amendments affecting the courts
The judicial branch in Illinois is headed by the Illinois Supreme Court, which consists of seven justices. The Chief Justice of Illinois, elected by the justices, leads the court. The Supreme Court oversees the state's judicial system and has the authority to interpret laws and the state constitution.
The United States Supreme Court consists of nine justices. The justices are appointed by the president and remain justices for life. The Supreme Court is part of the judicial branch of the U.S. government.
The judicial branch is not just the nine judges of the Supreme Court although these "Supreme Court Justices" are the most important judges in the judiciary.