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Results tagged with advanced-propulsion
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user 47713
Questions on spacecraft propulsion techniques that are either theoretical or not yet at a high technology readiness level.
0
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Selecting an optimal Isp / what makes an Isp too high (mostly for high Isp)
The ISP is too high when the top line (mission cost) busts the budget. You said “usually of an ion or nuclear engine”. While no true nuclear engine (primary propulsion) has launched (that we know of), …
- 605
1
vote
Is there an elegant method to stop an asteroid's spin?
Not a single person has mentioned orbital siphons. Assuming you plan to mine the asteroid anyway, the siphon is there… though of course the spinning doesn’t fall significantly until mining operations …
- 605