Trump promises nuclear Mars spacecraft
The gist
NASA will send the Space Reactor-1 Freedom, a nuclear-powered spacecraft, toward Mars before the end of 2028.
The plan carries out Trump's space policy and tests nuclear propulsion in deep space.
How it unfolded
- Jun 15, 2025Trump pledged to "plant the American flag on the planet Mars and even far beyond," invoking the "unlimited promise of the American dream."
- Dec 12, 2025Jared Isaacman, Trump's NASA nominee, vowed at a Senate confirmation hearing to beat China to the moon, back lunar lander competition and boost nuclear propulsion.
- Mar 24, 2026NASA announced initiatives to achieve Trump's National Space Policy, saying it will launch the Space Reactor-1 Freedom, the first nuclear-powered interplanetary spacecraft, to Mars before the end of 2028.
Key terms
- Artemis
- A NASA-led international Moon exploration program aiming to return humans to the Moon and build a permanent lunar base.
- nuclear electric propulsion
- A spacecraft propulsion system that converts heat from a nuclear reactor into electricity to power ion thrusters or other electric propulsion.
- National Space Policy
- The set of decisions and guidelines governing a nation's civilian and military space programs, made through legislation and implemented by agencies.
Source: Wikipedia