The Firebird Rocket

When a renowned rocket scientist vanishes en route to the Woomera Monitoring Station, the launch of the Firebird Rocket is jeopardized. Frank and Joe Hardy are called in to investigate, leading them from the Princeton Space Laboratory to the Australian Outback. As they pursue clues, the brothers find themselves targeted by an unknown enemy, facing dangerous attempts on their lives. They must use their courage and detective skills to uncover the truth and ensure the rocket's successful launch.