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Questions tagged [design-alternative]

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-1
votes
2answers
94 views

Is rail gun conversion possible? [on hold]

can a rail gun be converted into a "High Velocity Pulse Engine",to be used as a "Jump Drive" to achieve light speed capabilities.
1
vote
0answers
33 views

Is it possible to “shape” area impacted by radiation shielding during interstellar travels? [on hold]

If I have uderstood radiation/other shielding described in other questions correctly...it will be among other things provided by magnetic field(s) generated by superconductors. Is it possible to ...
3
votes
1answer
102 views

Could protons in the Sun's solar wind be used to create a photonic laser thruster for a spacecraft?

I have a conceptual idea for a photonic laser thruster for a spacecraft and I am wondering if this particular idea has already been thought of and whether or not it is capable of generating enough ...
4
votes
3answers
164 views

If specific impulse is directly related to exhaust velocity, would a ion post-accelerator improve the Isp of a propulsion system?

I understand that ion- and hall thrusters resemble a particle accelerator, and that led me to wonder if a post-accelerator (particle accelerator) used to boost the velocity of the ions would improve ...
2
votes
1answer
133 views

Why rockets are not tossed up before launch [duplicate]

Ok, I understand the nature of my question but anyway why the rockets are not tossed up before launch. It could introduce a huge handicap for a rocket in terms of reduced distance it has to travel, ...
11
votes
3answers
4k views

Rocket flywheel instead of battery/generator (crazy idea)?

The Electron rocket is launched using a battery instead of generator... I saw some video about research into using flywheels for energy grid buffer storage, I think that they could reach higher ...