this post was submitted on 27 Mar 2026
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Engineering
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I’m still a much bigger fan of solar thermal rockets because I’m a sucker for steampunk spaceships with valves and giant mirrors.
But I’m sure there’s a limit where the number of solar panels or giant mirrors is less efficient than a nuke.
The fact that it runs on just straight electricity is what’s really cool about it. As long as you got juice you can store up for a big burn.