NASA宣布：计划3月初实施“阿尔忒弥斯2号”任务，载人绕月

Core Points - NASA confirmed plans to launch the "Artemis 2" manned lunar flyby mission as early as March 6, marking the first time in over 50 years that humans will be sent near the Moon [1] - The mission will involve four astronauts on a 10-day flight, launching from Kennedy Space Center in Florida, flying around the far side of the Moon, and returning to Earth [1] - The astronauts have begun a 14-day pre-launch quarantine to minimize health risks [1] Group 1 - NASA completed a critical rehearsal for the "Artemis 2" mission, including fueling the Space Launch System (SLS) rocket and simulating a countdown [3] - The first rehearsal was cut short due to a hydrogen fuel leak, but issues with seals and filters have since been resolved [3] - The "Artemis 2" mission is still considered a flight test, with the last human Moon landing occurring in 1972 [3] Group 2 - NASA aims to achieve lunar landing goals by 2028, although this timeline is considered highly challenging [3] - SpaceX has been contracted to build the lunar lander for "Artemis 3," but delays in Starship development have prompted NASA to request a more streamlined proposal [3] - Blue Origin, led by Jeff Bezos, has also been asked to develop an accelerated lunar landing plan for "Artemis 3" [4] Group 3 - The U.S. faces external pressure to return to the Moon, particularly from China's advancing lunar program [4] - China's recent successful crewed spacecraft test is viewed as a significant milestone, indicating that both the U.S. and China are on track to achieve crewed lunar landings by 2030 [4] - Experts believe that China is likely now capable of crewed lunar landings, showcasing confidence in their systems [4]