美国又要砍经费，反对者吵吵：不能让给中俄

Core Viewpoint - The Trump administration's budget cuts have reached NASA, leading to a reduction in activities on the International Space Station (ISS) and a shift towards supporting private space stations [1][3]. Group 1: NASA's Plans and Budget Cuts - NASA plans to reduce activities on the ISS before its retirement in 2030, including cutting services provided by Boeing and potentially reducing the number of astronauts from 4 to a smaller crew [1][3]. - A new plan announced by NASA's acting administrator aims to provide broader support for several commercial space stations currently under development [1][3]. - The White House has proposed budget cuts for the ISS, prioritizing funding for lunar and Mars exploration instead [1][3]. Group 2: Congressional Response and Concerns - There has been opposition in Congress to the budget cuts for the ISS, with lawmakers emphasizing the need to fully utilize the ISS before its lifecycle ends [3]. - Concerns have been raised about the potential gap between the ISS and new private space stations, especially with China's Tiangong space station now operational [3][4]. - Senator Ted Cruz highlighted the importance of maintaining a U.S. presence in low Earth orbit to prevent ceding control to China or Russia [3][4]. Group 3: Future of the International Space Station - The ISS, a collaborative project among the U.S., Russia, Europe, Japan, and Canada, is aging and facing operational challenges, including increased risks of leaks and potential catastrophic failures [4]. - The U.S. plans to replace the ISS with commercial space stations, with several companies, including Voyager Technologies, Axiom Space, and Blue Origin, competing to develop new space stations [4][5]. - NASA has provided funding for the development of commercial space stations and signed non-financial support agreements with various companies [4][5]. Group 4: Strategic Implications - Critics argue that the current U.S. space station strategy could lead to a "death spiral" in a strategically important area, allowing China to gain a competitive edge in low Earth orbit [5]. - Some countries are opting for China's advanced space station for scientific experiments over the ISS, raising concerns about the U.S.'s international reputation in space exploration [5].