Industry
In the future, a trillion times a trillion dollars will be spent on making antimatter to travel to other star systems
Elon Musk speculated on X about the astronomical costs of producing antimatter for interstellar propulsion systems, suggesting that future civilizations might spend an unimaginably large sum (a trilli
Elon Musk speculated on X about the astronomical costs of producing antimatter for interstellar propulsion systems, suggesting that future civilizations might spend an unimaginably large sum (a trillion times a trillion dollars) on such technology. The post reflects on the extreme resource requirements needed to achieve antimatter-based spacecraft capable of traveling to other star systems.
Source: Elon Musk (X) | 2026-06-19