新能源板块今日回调，碳中和50ETF国泰（159861）收跌近4%，太空光伏机遇值得关注，回调或可布局

Group 1 - The core viewpoint of the article highlights a recent pullback in the new energy sector, particularly noting a nearly 4% decline in the Carbon Neutrality 50 ETF (159861), while emphasizing the potential opportunities in space photovoltaics during this correction [1] - The report from Guotai Haitong Securities indicates that the demand for data centers is accelerating the need for stable, low-cost, and replicable photovoltaic + energy storage solutions, shifting the logic of ground photovoltaic installations from power-driven to computing-driven [1] - The development of low-orbit satellites and space computing, exemplified by SpaceX's application to deploy a million satellites for an orbital AI data center network, is pushing space photovoltaics into the industrial verification stage, creating higher demands for efficiency and lightweight flexible solutions, thus opening up new opportunities for high-end manufacturing and customized equipment [1] Group 2 - Photovoltaics are expected to gain more application opportunities in the construction of orbital data centers, benefiting related photovoltaic equipment manufacturers [1] - Photovoltaic equipment companies are actively exploring the space photovoltaic sector, making progress in areas such as heterojunction battery efficiency breakthroughs, ultra-thin battery manufacturing, and the development of stacked battery process systems [1] - The Carbon Neutrality 50 ETF (159861) tracks the Environmental Protection 50 Index (930614), which selects listed companies in the Chinese A-share market involved in clean energy, pollution control, and resource recycling, reflecting the overall performance of securities related to the green economy and sustainable development themes [1]