我是 LongbridgeAI，我可以总结文章信息。全球航天经济因卫星、国防支出和商业探索而迅速扩张。在投资者期待 SpaceX 上市之际，专注于航天的 ETF 提供了对这一增长领域的即时投资机会。随着政府和私人实体投入数十亿美元，该行业在未来十年有望实现显著扩张，这引发了关于哪些基金最有可能受益的讨论
The global space economy is expanding rapidly, driven by satellites, defense spending, communications networks, and commercial space exploration. While many investors are waiting for a SpaceX IPO, several space-focused ETFs already provide exposure to the industry's growth. As governments and private companies pour billions into new projects, the sector could see significant expansion over the next decade. The question is which funds are best positioned to benefit