Core Viewpoint - The Trump administration's proposed budget cuts for NASA's science programs could significantly weaken the United States' position in space exploration, potentially allowing China to gain an advantage in the solar system exploration [1][5]. Budget Cuts Impact - The proposed budget cuts would reduce NASA's science budget from $7.33 billion to $3.9 billion, nearly halving the funding and leading to the termination of numerous space projects, including the Mars Odyssey spacecraft [2][4]. - The budget cuts are described as the lowest for NASA in 40 years, with significant reductions in funding for key projects like the Hubble and Webb space telescopes, which will see their budgets cut from $187 million to $140 million and $930 million respectively [5][12]. Opposition from Experts - Seven former NASA science mission directors have publicly opposed the budget cuts, arguing that continued investment in space science is essential for maintaining U.S. leadership in the field [5][9]. - Experts express concerns that the cuts will lead to a decline in NASA's scientific capabilities, with potential job losses at key centers like the Jet Propulsion Laboratory (JPL) and Goddard Space Flight Center [9][11]. Future of NASA Missions - The budget proposal threatens the continuation of existing missions such as the MAVEN Mars orbiter and the Juno spacecraft, which are crucial for future Mars manned missions [11][13]. - The overall trend indicates a decrease in new scientific missions, with NASA scientists facing a shrinking number of new projects even before the proposed cuts [12][15]. Broader Context of Space Competition - The letter from former NASA officials highlights the competitive nature of global space exploration, emphasizing that the U.S. must not retreat in the face of China's ambitious space program [5][6]. - The cuts are seen as detrimental not only to NASA's current projects but also to the future of robotic exploration, which has historically been a strong point for the agency [15][16].