Key Points Space stocks rallied Wednesday after a report that SpaceX could file to go public this week. Satellite designer AST SpaceMobile, aerospace company Rocket Lab and rocket maker Firefly Aerospace each saw steep gains. The highly anticipated SpaceX IPO could value Elon Musk's company at $1.75 trillion. In this article , which went public in August, climbed 14%. York Space , an aerospace company that held its IPO in January, rose 6% on the news. According to the Information, the highly anticipated stock market debut for SpaceX could raise over $75 billion. CNBC previously reported that it could be the biggest IPO ever, seeking a $1.75 trillion valuation. SpaceX acquired Musk's xAI last month in a deal valuing the combined company at $1.25 trillion. The space sector, which includes companies focused on national defense, has benefited from excitement surrounding SpaceX, President Donald Trump's plans for a "Golden Dome" defense system and soaring demand for artificial intelligence infrastructure. The rapid buildout of data centers to support AI has been blamed for rising electricity costs. Sending data centers into space has been proposed as a solution, but faces numerous barriers, including high costs and limited rocket launch availability. SpaceX currently operates the Starlink constellation, with over 9,500 satellites in orbit. In January, Musk proposed a larger project that would launch 1 million satellites, an effort that's been staunchly opposed by scientists for environmental threats.