Which body has the authority to confirm Supreme Court Justice nominations?

The Senate has the authority to confirm Supreme Court Justice nominations, which is a key aspect of the system of checks and balances established by the Constitution. When the President nominates an individual for the Supreme Court, this nomination is then sent to the Senate. The Senate plays a crucial role in the confirmation process by holding hearings to evaluate the nominee's qualifications, judicial philosophy, and background. After these hearings, Senators vote on whether to confirm or reject the nominee. This process ensures that no single branch of government has unchecked power over judicial appointments, aligning with the system designed to prevent any one group from wielding excessive control. The collaborative nature of this process emphasizes the importance of legislative oversight in the appointment of lifetime judicial positions, reinforcing democratic principles within the federal government.