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On 04/08/2023 12:29, Daniel65 wrote:
>
> I had figured they would use regular rockets to get into orbit and then
> switch to Nuclear powered rockets once in orbit.
>
> Perhaps after mining the Nuclear fuel from asteroids rather than having
> to launch it from Earth`s surface.
You still have the risk of launching a nuclear reactor which by
definition is large and heavy and a failed launch could end up at best
in the Ocean and at worst in the middle of a city.
This explains what an ion thruster is.
https://solarsystem.nasa.gov/news/723/a-brief-history-of-ion-propulsion/
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