The last time a nuclear reactor operated in space, Richard Nixon was president. That was the SNAP-10A, a small experimental ...
The United States and private space companies are advancing ambitious lunar and deep-space programs centered on nuclear power systems. Nuclear technologies, including radioisotope systems and fission ...
For more than sixty years, chemical rockets have powered nearly every major space mission, from the Apollo Moon landings to robotic probes exploring the outer planets. These rockets rely on rapid ...