SpaceX估值超越OpenAI，成为美国第一大非上市公司

Core Insights - SpaceX, led by Elon Musk, is negotiating to sell stock at a valuation of $800 billion, as communicated by the company's CFO to investors [1] Group 1 - SpaceX is in discussions to sell shares at an estimated valuation of $800 billion [1] - The company's CFO has recently informed investors about the stock sale [1]