The success of future space missions hinges on the development and deployment of innovative, reliable, and sustainable energy systems. As missions grow more complex, from extended human habitation on the Moon and Mars to deep-space exploration, powering these endeavours demands advanced technologies and infrastructure. A blend of cutting-edge energy generation, efficient storage, and robust transmission systems is essential. Investing in scalable, sustainable solutions will ensure the energy needs of next-generation missions are met, driving humanity’s expansion into space while fostering energy innovations that benefit life on Earth.