热点问答丨美国能在2028年前重返月球吗

Group 1: Core Insights - The U.S. government aims to return astronauts to the Moon by 2028 through the Artemis program, as outlined in an executive order signed by President Trump [1] - The Artemis program has faced significant delays and challenges, raising doubts about the feasibility of meeting the 2028 deadline [1] Group 2: Leadership and Conflicts - Jared Isaacman, a private astronaut and entrepreneur, was appointed as the head of NASA, raising concerns due to his lack of federal experience and close ties with Elon Musk [2][3] - Isaacman's relationship with Musk could potentially influence NASA's priorities, possibly diverting resources from the lunar mission to Mars exploration [3] Group 3: Political and Financial Challenges - The Artemis program requires stable political support and funding, which is uncertain in the current polarized political climate in the U.S. [4] - The U.S. government experienced a record 43-day shutdown this year, halting most NASA operations and highlighting the risks associated with long-term projects [4] Group 4: Project Progress and Technical Issues - The Artemis program is significantly behind schedule, with at least 8 out of 13 critical tasks lagging [5] - Technical design flaws have been identified in key components, such as the Orion spacecraft and the Space Launch System, contributing to delays and increased costs [5] - NASA plans to reopen contracts for the Artemis 3 lunar lander due to delays from SpaceX, indicating a shift in strategy to involve more companies [5] Group 5: Future Projections - The Artemis 3 lunar mission may face delays of several years due to issues with the lander [6]