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   Fraser Cain (fraser@m.universetoday.com)'s status on Tuesday, 16-Jan-2024 05:17:27 JST Fraser Cain

   We've seen iterations of chemical rockets for decades, and it's fine for robots. But once humans start making long trips between Earth, Mars, and other destinations, they want to go much faster, spending less time in the hostile conditions of deep space. A new NASA study examines next-generation technologies, like nuclear rockets, Hall-effect thrusters, and other breakthroughs that could drop flight times to three months.

   https://arc.aiaa.org/doi/10.2514/6.2024-1808