Core Viewpoint - The Shenzhou 21 crew celebrates the Lunar New Year in space, marking the fourth Spring Festival since the completion of the Chinese space station, showcasing a blend of cultural tradition and scientific achievement [1][2]. Group 1: Lunar New Year Celebration in Space - The Shenzhou 21 astronauts decorated their space environment with traditional Spring Festival elements, expressing wishes for national prosperity and people's well-being [1]. - The crew members shared their personal experiences and sentiments about celebrating the New Year in space, highlighting feelings of nostalgia and pride [1]. - The astronauts enjoyed a special New Year's Eve dinner featuring a variety of traditional dishes, including dumplings and a cake baked in space for the first time [1]. Group 2: Ongoing Missions and Achievements - Since its launch on October 31, 2025, the Shenzhou 21 mission has surpassed 100 days in space, with tasks including scientific experiments, platform maintenance, and health management being carried out systematically [2].

Core Viewpoint - The Shenzhou 21 astronaut crew celebrates the Chinese New Year in space, marking the fourth New Year since the completion of the Chinese space station, showcasing the integration of cultural traditions in space exploration [1] Group 1: Astronaut Experiences - The crew members express their feelings about celebrating the New Year in space, with Commander Zhang Lu reflecting on his longing for home while enjoying the unique experience [1] - Astronaut Wu Fei, celebrating his first New Year in space, feels a sense of pride and motivation to continue pursuing dreams and wishes for prosperity for all dreamers [1] - Zhang Hongzhang, also experiencing his first space New Year, emphasizes the significance of this experience and the steady progress of experiments aboard the space station [1] Group 2: New Year Celebrations in Space - The New Year's Eve dinner in space includes a variety of traditional dishes such as dumplings, pork knuckle, and a vegetable medley, symbolizing wealth and peace [1] - For the first time, the astronauts successfully baked a cake using a space oven, adding a new dimension to their festive meal [1]

Group 1 - The Shenzhou 21 crew celebrated the Spring Festival in space, marking the fourth New Year since the completion of the Chinese space station [3] - The crew members expressed their feelings of nostalgia and pride while engaging in traditional celebrations, including writing couplets and preparing festive meals [3] - The crew enjoyed a variety of dishes during their New Year's Eve dinner, including dumplings, braised pork, and a cake baked in space for the first time [3][4] Group 2 - Since its launch on October 31, 2025, the Shenzhou 21 mission has exceeded 100 days in space, focusing on scientific experiments, platform maintenance, and health management [4]

Group 1 - The core crew of Shenzhou 21 is actively engaged in various tasks in space, including training and scientific experiments as they approach the Lunar New Year [1][16] - The crew is conducting in-orbit training and experiments related to microgravity intuitive physical behavior, utilizing a metacognitive training system for image recognition and operational testing [3][5] - Research on the effects of long-term space flight on intuitive physical representation and recovery mechanisms is being carried out through data collection during microgravity experiments [5][10] Group 2 - The crew is involved in studying the impact of different load conditions on foot pressure and joint kinematics during exercise, using various equipment to gather data on muscle-tendon interactions [7][11] - Human-robot collaboration experiments are being conducted with the robot "Xiaohang," focusing on human-machine spatial relationships and multimodal interaction technologies [8] - Maintenance and management tasks are being performed, including checks on life support systems and cabin environment cleanliness, as well as replacing foot limiters to aid astronauts in stabilizing their posture in microgravity [14]