NASA estimates nuclear Mars mission at $2.1B

NASA has estimated that its planned nuclear-powered mission to Mars will cost at least $2.1 billion, according to a report by Politico. The mission, which aims to develop a nuclear thermal propulsion system for faster travel to the Red Planet, is a key part of the agency's long-term exploration goals. The cost estimate covers the development and testing of the nuclear engine, which could significantly reduce travel time compared to traditional chemical rockets. The project is expected to affect NASA's overall budget and could influence the timeline of future Mars missions. The $2.1 billion figure was cited in internal NASA documents and represents a substantial investment in advanced propulsion technology. This mission builds on earlier research into nuclear propulsion, which has been explored by NASA and other space agencies for decades. The next steps involve securing funding from Congress and proceeding with detailed design and testing phases. If successful, the nuclear engine could enable crewed missions to Mars in the 2030s or 2040s, though the high cost may pose challenges for approval.