What is the purpose of having a countdown during a rocket launch?
During a rocket launch, the countdown is a series of time checks and confirmation announcements that provide critical information for both the launch team and mission controllers. The countdown confirms the readiness of all systems, provides the opportunity to abort the mission if an issue is identified, and sets the exact time for ignition.

The countdown sequence typically starts several hours before lift-off, with the team checking various systems such as fuel levels, engine temperatures,
The purpose of having a countdown during a rocket launch is to ensure that all systems are ready and that all launch personnel are in place and have completed their tasks before the rocket is ignited. The countdown also gives a clear signal to the public and to the media that the launch is about to occur. Additionally, it allows mission control to make any necessary last-minute adjustments or abort the launch if necessary. The countdown sequence typically starts with several minutes of checking systems and completing