Group 1: Key Features of Tianzhou-9 Cargo Spaceship - Tianzhou-9 is the fourth cargo spaceship in the application and development phase of the space station, tasked with delivering supplies to the Shenzhou-20 and Shenzhou-21 crews, with a total payload of approximately 6.5 tons [1][3] - This mission marks the largest cargo load since Tianzhou-6, with the cargo compartment fully packed and some items protruding [3] - Tianzhou-9 is the first cargo spaceship capable of emergency launch within three months, enhancing its operational flexibility [5] Group 2: Technological Improvements - The spaceship employs a rapid rendezvous and docking mode that has evolved from 2 days to a fixed 3-hour model, optimizing resource use and ensuring reliable docking [7] - It features a relay terminal that can autonomously capture and track the Tianlian relay satellites, maintaining real-time two-way communication throughout the delivery process [7] Group 3: New Extravehicular Suits - Tianzhou-9 carries two new models of extravehicular suits, designated D and E, which have undergone optimization based on previous flight data and ground experiments [9] - The lifespan of the new suits has been improved from 3 years and 15 missions to 4 years and 20 missions, indicating enhanced durability and performance [11] Group 4: Core Muscle Training Device - A new core muscle training device, weighing approximately 130 kg, is included in the cargo to support astronauts during long-duration missions, addressing issues like muscle atrophy and cardiovascular decline [15][19] - The device utilizes gas as a resistance source, allowing astronauts to perform exercises that target core muscles effectively in microgravity conditions [19][21]
新款航天服、健身器材……天舟九号“太空包裹”里装了啥?
Yang Shi Xin Wen Ke Hu Duan·2025-07-15 00:45