On June 16, 2026, a tragic discovery was made at London Gatwick Airport: the body of a man was found in the landing gear compartment of an Air Arabia Maroc Airbus A320 (flight 3O102) that had just arrived from Tangier, Morocco. The Sussex Police have launched an investigation, and a report will be prepared for the coroner. The airline confirmed the incident and is cooperating with authorities, while the flight's return was delayed for forensic examination. This event, though rare, is a stark reminder of the extreme dangers faced by individuals attempting to stow away in aircraft landing gear. For ATPL and ATC students, this incident is not just a news item—it is a case study in the unforgiving physics of flight. The landing gear compartment is unpressurized and unheated. During cruise, temperatures can plummet to -40°C or lower, and oxygen levels become critically low due to the thin air at altitude. The FAA reports that between 1947 and 2020, 128 stowaway attempts in landing gear were recorded, with a mortality rate exceeding 75%. The primary causes of death are crushing during gear retraction or extension, severe hypothermia, and hypoxia leading to unconsciousness and cardiac arrest. In some cases, bodies fall from the gear during approach, as seen in previous incidents at airports like Paris Charles de Gaulle. From an ATPL perspective, this incident reinforces the importance of understanding aircraft systems, particularly the environmental conditions in non-pressurized areas. The A320's landing gear bay is not designed for human survival; it lacks oxygen, pressurization, and thermal insulation. For ATC students, the operational response is key: the discovery required immediate coordination between airport emergency services, police, and the airline, with minimal disruption to other traffic. Gatwick reported only marginal delays, demonstrating effective crisis management. The route from Tangier to Gatwick, lasting about two and a half hours, crossed Spain and western France at cruising altitude. The stowaway likely entered the gear well before departure, a modus operandi seen in similar cases. This incident also highlights security vulnerabilities at airports, a topic relevant to aviation security modules in ATPL training. While airlines and airports have protocols to prevent such intrusions, this case shows that gaps remain, especially in regions with high migration pressure. In conclusion, this tragic event serves as a powerful teaching tool for aviation students. It connects theoretical knowledge about hypoxia and pressurization to real-world consequences, and it underscores the critical role of ground crews, security, and emergency response in maintaining safety. As future pilots and controllers, understanding these risks is essential for both operational awareness and human factors training.