Tag: energy

32 About how long will Curiosity last on its nuclear power? 2013-07-17T01:09:22.740

19 Is it possible to build a Dyson sphere or its variant in our solar system based on our current technology? 2013-07-16T21:21:17.257

19 Why are Ion Thrusters so energy hungry? 2017-02-03T11:31:46.043

18 What types of sustainable energy are available beyond Mars? 2013-08-12T15:21:57.320

17 How will Curiosity manage its power when its nuclear power starts to run low? 2013-07-17T02:52:55.250

16 How far from the Sun can solar power be used as a reliable energy source? 2013-07-22T10:35:32.897

16 Would geothermal energy be practical on a lunar base? 2013-07-26T10:51:57.383

16 Are there proven sufficient $^3\text{He}$ reserves in the inner Solar System to sustain fusion reactors for colonisation? 2013-11-02T07:54:49.377

16 Is wind-power a viable backup power source for Mars One? 2013-11-21T07:44:58.587

14 Methods for propulsion other than rockets for leaving Earth's atmosphere? 2013-07-17T07:54:39.433

13 Is solar system active cryovolcanism a potential viable power source for future colonies? 2013-10-06T22:51:41.367

13 Can we transport energy through space? 2013-10-07T17:42:03.493

12 What is the status of concentrated solar energy (CSE) in space exploration? 2013-07-16T23:28:04.220

12 Does the hull of a spacecraft acquire a charge during its rapid ascent through Earth's atmosphere? 2013-08-12T07:53:09.143

11 In space can the difference in temperature between the inside and outside, provide useful energy? 2013-07-28T11:29:15.373

10 Practical Lunar He-3 mining approach? 2013-09-08T09:35:11.200

10 Can we get energy from the motion of orbiting bodies? 2013-10-15T13:50:19.270

10 Escape velocity for our galaxy 2014-03-09T19:28:02.457

10 What are the unique design considerations for space bound nuclear reactors (TOPAZ, SNAP 10-A), and their respective dangers? 2015-07-28T14:19:14.493

9 Peltier cell as solar cell in space 2013-07-29T07:53:43.983

9 Does the ISS need more heating or more cooling? 2014-02-14T11:55:42.280

9 What is the "launch energy" or C₃ measured in km² / s² 2014-03-20T23:17:57.723

9 How much Energy is required to put 1 kg in LEO? 2014-04-22T07:18:17.673

9 Would a Centrifugal Battery have a distinct advantage or disadvantage in zero or low gravity? 2014-06-11T16:21:14.037

9 Can the reaction wheels also be used to store energy? 2014-06-12T17:00:45.087

9 Do any realistic rocket systems use different substances for propellant and fuel? 2016-01-09T00:52:51.730

8 Alternative energy sources for inter-stellar probes? 2013-07-21T19:05:22.287

8 Could Earth-lunar flybys be repeated consecutively without the use of propellant? 2013-10-21T02:48:55.760

8 Would it be feasible to use wind turbines on Venus? 2015-08-31T16:11:41.340

7 How efficient would it be for an outpost to use human-powered vehicles? 2015-04-18T01:23:49.377

7 How do you slow down a solar sail? 2015-05-13T23:52:17.363

6 Would a solar windmill in space be practical? 2013-07-23T10:50:44.490

6 Will space-based energy beamed to earth increase heat on earth? 2014-01-10T16:07:49.350

6 How plausible are the predictions made by Stephen Petranek at TED? 2016-07-10T12:37:27.417

5 Could steam be used as a efficient power source for a space craft? 2015-03-31T01:12:33.003

5 Splitting water quickly to turn a water rocket into a H/O rocket at launch: could it work? 2015-10-18T19:42:37.290

5 Could thermal energy be collected by dragging a thermoconductive device against the outer atmosphere 2016-04-26T04:56:24.830

5 Is there a way to recover any of the energy of reentry of a Mars lander? 2016-12-13T16:05:45.600

5 What is the distribution of ∆V amongst different stages of rocket flight? 2017-12-13T08:07:57.523

5 What type of electrical wiring provides the longest life in space? 2018-01-13T10:13:10.970

4 Nuclear powered engines with LFTR technology? 2014-05-20T08:23:23.843

4 Dissipating large amounts of energy fast, in space 2016-02-15T07:52:30.993

4 What's the total specific energy of RTG? 2016-07-11T12:55:54.320

4 Solar panels on Mars? 2017-01-27T04:07:36.007

4 In an ion thruster, does the temperature of the plasma drop after acceleration? 2017-02-20T16:23:43.220

3 Could the Hubble mirror be used to create a laser to propel solar sails? 2014-12-10T09:33:05.933

3 Do (Or can) satellites help renewable energy companies? 2016-01-26T20:42:07.367

3 Efficiency of rocket launches? 2016-08-24T19:40:21.850

3 Power to grow food per person 2017-06-18T22:29:33.677

2 How much energy is required to send a payload of 40 t from Earth's surface to LEO? 2014-10-13T21:54:26.773

2 Energy use of Asteroid Redirect Robotic Mission (ARRM)? 2014-10-21T15:56:54.243

1 Assuming that gravity modification technology will be possible, could a mission reach Kepler - 186f (for example) in a human life span? 2014-04-27T18:10:02.650

1 Is it possible to absorb energy from solar flares 2016-07-14T13:04:16.453

1 What is the relation between the rocket equation and work, energy and power? 2017-02-07T17:31:39.553

1 Why don't Ion thrusters use exothermic reactions directly to ionize the gas and Heat up the Plasma? 2017-02-08T04:40:58.873

-1 'Space Transit Habitat' source(s) of energy 2017-09-03T21:26:59.643

-3 Would it be possible to generate electricty in space with a satellite in orbit 2016-01-08T01:35:03.757

-4 Never reducing propellant for deep space propulsion 2016-09-30T01:33:46.650

-5 Send a wind turbine to space 2014-02-25T15:47:37.907

-6 Never reducing propellant for space propulsion 2016-09-28T06:56:39.550