我国首次！航天员钻入地下深洞……

Core Insights - The article discusses China's first organized astronaut cave training, which successfully concluded, simulating a "space mission" in a cave environment [1][10] - The training involved 28 astronauts who underwent a rigorous program designed to replicate the extreme conditions of space [1][10] Group 1: Training Environment and Structure - The training took place in a deep cave in Wulong District, Chongqing, with an average temperature of 8°C and humidity reaching 99% [1] - Astronauts were divided into four groups and spent 6 days and 5 nights in the cave, facing challenges such as narrow passages, cliff climbing, and extreme physical tests [1][3] Group 2: Training Activities - Daily activities included several hours of cave exploration, scientific research, and resource management, akin to high-intensity extravehicular activities [3] - Astronauts were required to independently conduct cave mapping, monitor environmental parameters, and collect samples, while also responding to simulated emergencies [3] Group 3: Psychological Training - A core objective of the cave training was to address psychological challenges such as sensory deprivation and social isolation [5] - Continuous psychological observation and assessment were conducted to gather data on astronauts' mental states in extreme environments, which will support future long-duration missions [6] Group 4: Skills Development - The training aimed to enhance astronauts' capabilities in risk management, teamwork, scientific research, emergency decision-making, physical endurance, and psychological resilience [8] - The successful implementation of this training marks a significant step towards a more comprehensive and practical astronaut training system, supporting longer missions and future lunar exploration [10]