3 ms·

A few more details here https://phys.org/news/2023-02-extremely-lightweight-fission-rocket-solar.html https://phys.org/news/2023-02-extremely-lightweight-fissi

• db48x 3y ago
  You might like <https://www.frontiersin.org/articles/10.3389/frspt.2023.1197347/full https://www.frontiersin.org/articles/10.3389/frspt.2023.1197...>. Same thruster, but scaled down for a trip to Mars and back. Still not very detailed, but not nearly as vague.