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Results tagged with energy
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user 26
Questions addressing the energy requirement for space/orbit/interplanetary missions.
13
votes
Accepted
Can we get energy from the motion of orbiting bodies?
What other kinds of systems can we get energy from? … In LEO, have some catcher system that converts the energy. …
- 16.4k
12
votes
3
answers
1k
views
Could Earth-lunar flybys be repeated consecutively without the use of propellant?
But the system is rife with orbital energy! More than likely, the lunar flyby itself gave the probe kinetic energy. … While the Earth's rotation contains energy, it seems unlikely that skimming it at 11 km/s could ever possibly extract energy from that rotation. …
- 16.4k
11
votes
Accepted
In space can the difference in temperature between the inside and outside, provide useful en...
The system would affect the energy balance of the station. It would have to be a part of the heat engineering from the ground up. … That creates an interesting situation where you get back a lot of the energy you consume. Low temperatures have economic value just as high temperatures do. …
- 16.4k
9
votes
Accepted
How much Energy is required to put 1 kg in LEO?
The other, you could just calculate the kinetic energy of the propellant. … This is the energy required per mass of payload. …
- 16.4k