NASA plans to launch its first nuclear-powered interplanetary spacecraft in 2028, a probe called Space Reactor-1 Freedom that will carry a fleet of tiny helicopters to Mars.
NASA's '1st nuclear powered interplanetary spacecraft' will send Skyfall helicopters to Mars in 2028
Source: space
Source Link: https://www.space.com/astronomy/mars/nasas-1st-nuclear-powered-interplanetary-spacecraft-will-send-skyfall-helicopters-to-mars-in-2028