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  • ...tope (<sup>209</sup>Bi) has a half-life of about 1.9*10<sup>19</sup> years or ten-thousand-million-billion years. That is a time so long that only a sma
    17 KB (313 words) - 21:38, 11 July 2013
  • ...]]. Deep penetrating impact basins away from this region show only modest or no KREEP concentrations in their ejecta and rims. ...icked up in the ejecta or "splash out" produced in impacts taking place on or in close proximity to [[basalt|basaltic]] lava flows, as well as in major i
    6 KB (854 words) - 20:19, 18 June 2015
  • ...ning serious revenue to begin defraying the costs. Eventually, 100 miners or more would be desirable to begin turning a healthy profit. As with most th
    3 KB (440 words) - 07:33, 4 December 2013
  • ...injury. An [[accident]] is an example of a mishap, so are [[infection]]s, or chronic exposure to toxic agents. | [[High]] || [[High]]|| Unacceptable or emergency situation needing immediate attention ||
    5 KB (702 words) - 19:03, 20 October 2013
  • ...o be insulating [[conduits]]. Such conduits could be made from ceramics, or [[silicon polymers]]. There is unlimited [[Silicon|silicon]] on the Moon. ...s, or [[sleeving]] material, then via a process such as [[heat-shrinking]] or [[extrusion]], attach the Earth-made insulation to lunar-made wires.
    2 KB (224 words) - 19:02, 21 November 2013
  • ...s, or [[sleeving]] material, then via a process such as [[heat-shrinking]] or [[extrusion]], attach the Earth-made insulation to lunar-made wires.
    1 KB (155 words) - 18:52, 21 November 2013
  • ...raining. Others will go to the Moon with specific intentions, like mining or settlement. They may be called "Mooners" or "Luners".
    13 KB (2,099 words) - 10:23, 24 October 2010
  • A fluid (liquid or gas) is circulated through serpentine plumbing in metal panels which face t ...o maintain the temperature of electronic equipment. These may need shades or louvers.
    17 KB (2,828 words) - 00:18, 31 March 2016
  • *Many may be cranes or other construction equipment *Some robots are stationed at (or are built into) the air lock doors
    4 KB (570 words) - 00:17, 31 March 2016
  • ...t is ingested into the human body, the particles will lay directly on lung or intestine tissue and are carcinogenic. Ingestion of the dust must therefor ...ire high KREEP region is not acceptable for any long-term human settlement or manned mining operation.
    7 KB (1,101 words) - 09:57, 27 April 2013
  • We are looking for technologies that are currently available or can be developed with a reasonable effort for the first generation of lunar ...nit is too unwieldy to be practical, the output can be reduced so that two or three units are needed for this output.
    7 KB (1,245 words) - 00:15, 31 March 2016
  • ..., or lunar settlement, is a proposed establishment of human settlements in or on the Moon's surface. Habitation of lunar land could potentially benefit ...d also allow emergency supplies to quickly reach a Moon colony from Earth, or allow a human crew to evacuate relatively quickly from the Moon to Earth in
    9 KB (1,361 words) - 19:30, 30 December 2019
  • ...istance, making each grain fall at the same rate regardless of its density or size. ...charged material is then separated using a charged plate, either as a drum or in a gravitationally assisted separation chamber, as is done in magnetic be
    3 KB (375 words) - 17:34, 15 January 2012
  • ...inverting the equation gives the maximum day-time high on the Moon: 394 K or about 120 degrees C. ...er you are at the equator during lunar morning or evening, near the poles, or looking at a rock face sharply angled to the horizontal, the surface temper
    4 KB (605 words) - 12:00, 10 November 2011
  • ...or not the final NMR imaging will be worth the extra cost of the helium-3 or if it will make it too expensive to be competitive with a regular MRI. Wit
    3 KB (430 words) - 11:59, 30 October 2013
  • * Reject, handle, or avoid large rocks and craters * Be controlled from Earth, Moon, or by itself
    15 KB (2,405 words) - 00:11, 31 March 2016
  • * Customize the station or buy it customized
    2 KB (327 words) - 11:16, 14 November 2010
  • ...and astronauts does not hit the inflatable walls. There can be a ramp and/or ladder up to the airlock, which is on the rotational axis. Doing some of the experiments while sitting down or lying down (eg. the daily 8 hours of sleep) could reduce this effect and ma
    3 KB (444 words) - 11:24, 14 November 2010
  • * Is the 7 passenger Dragon spacecraft big enough to ship up a 2 or 3 person crew plus several months worth of supplies?
    2 KB (380 words) - 11:21, 14 November 2010
  • ...ge. A rotating space station needs to be of a sufficiently large diameter or consist of components mounted in a "dumbbell" arrangement.
    5 KB (787 words) - 11:11, 15 November 2010
  • If you tour any construction site or factory on Earth you will see a number of basic industrial mechanisms that ...probably hold the fine dust. The seals must push this mix out of the way or withstand this extremely abrasive paste for a very long time. A blow out o
    12 KB (1,974 words) - 14:41, 10 April 2019
  • The habitat core also kneels, or lowers itself on its struts. This places its bottom as close to the ground ...l Mechanisms]]). We must assume that we have a good product at this point or the project would simply not get this far.
    12 KB (2,053 words) - 14:40, 10 April 2019
  • ...siness Plans List]] and think of a name for the idea; something short, one or two words that are easy to guess and easy to remember. This will serve as ...for the first line and the second line: “Near-Term Business Plan Summary” or a reference to another scenario.
    3 KB (551 words) - 10:25, 13 May 2023
  • ...tions, primarily language. A meme can exist in a society for a short time or for an amazingly long time. ...e the problems. For example, the idea that Earth is our only proper home, or the idea that space exploration is an expensive waste. These types of cult
    7 KB (1,151 words) - 21:46, 13 January 2012
  • ...to harvest from the moon than other [[NEO]]s. KREEP may prove profitable, or it may simply be used for cost reduction (not having to pay shipping from o ...then added to the mix that either move the desired materials into solution or cause them to form a froth of bubbles on top of the solution.
    11 KB (1,796 words) - 15:14, 29 November 2018
  • ...rhaps we are looking for those few people. Or maybe they just got lucky. Or maybe their vision let a new idea come into being. Sometimes years of study or experience allow someone to realize certain things are reasonably predictab
    6 KB (1,043 words) - 10:09, 6 September 2010
  • ...term stable lunar orbit, either you have to maintain considerable altitude or you have to choose from a limited number of low orbits that happen to balan ...t for additional mass delivered. The transit time may be a few extra days or even weeks longer than manned flights. If an ion drive transfer rocket is
    4 KB (689 words) - 10:11, 24 April 2012
  • ...le bases on the Moon will either use [[Solar Power]] or [[Nuclear Power]] (or both). ...to both mechanical and electrical power through the use of a steam turbine or Stirling cycle engine.
    5 KB (840 words) - 01:30, 11 June 2022
  • ...comes from radioactive decay of [[Potassium]] deep within the lunar mantle or core, and that the Argon-40 seeps out to the surface via fissures. This ven ...osals include smaller vehicle processing or the use of collection vehicles or other means for bringing regolith to a stationary processing facility.
    12 KB (1,911 words) - 06:49, 4 April 2016
  • ** Automatic SOS signal in case of loss of consciousness or heart attack * Vocal or hand signal computer interface, as most keyboards are gone
    3 KB (472 words) - 19:28, 15 August 2014
  • * [http://www.treitel.org/Richard/rass/stalk05.html Would a beanstalk (or "skyhook") be possible on the moon?] ...in the [[CyberTeams]] MOO Server. MOO stands for "MUD (Multi-User Domain, or Multi-User Dungeon) Object Oriented." The CyberTeams MOO Server is based on
    7 KB (1,141 words) - 00:31, 8 July 2010
  • ...velengths ranging from as long as one meter to as short as one millimeter, or equivalently, with frequencies between 300 MHz (0.3 GHz) and 300 GHz.
    788 bytes (110 words) - 16:40, 18 January 2012
  • ...s'', or without water. This was more profound than the lack of groundwater or permafrost; the water that is incorporated in many minerals on Earth was co ...pector's neutron radiation data. Lunar Prospector observed the background or cosmic neutron radiation and the neutron radiation from the moon as it orbi
    7 KB (1,198 words) - 22:24, 12 August 2011
  • ...or Lunar development is the pressure inside your [[Space suit|space suit]] or habitat. Here is a listing of the relative pressures of other environments |Leadville Colorado, 10196 ft, or 3107 meters
    3 KB (352 words) - 05:44, 9 May 2012
  • ...es very apparent with bodies of larger mass, such as a moon, planet, star, or galaxy. According to Einstein's general theory of relativity, it is a conse ...less noticeable is the pull smaller objects, such as gas, people, animals, or satellites have on the Earth. This is because the Earth's mass is significa
    3 KB (525 words) - 17:05, 25 August 2021
  • The purpose of these controversial questions is not to come to final answers or even to reach consensus. It is simply to explore the breadth of opinion in
    2 KB (258 words) - 10:05, 12 June 2007
  • ...out past the edge of civilization without a good idea of the dangers there or even how to make a living. We will send people knowledgeable and prepared.
    3 KB (565 words) - 20:07, 22 August 2012
  • ...tration of 1/2% this would yield about a kilogram of iron per square meter or 1,000 tons per km2. This is a very high yield of usable material close to a ...th into a suitable liquid, then allowing the rocky dust (mostly [[Basalt]] or similar) to float and the iron particles to sink.
    3 KB (481 words) - 16:38, 30 April 2012
  • ...he Moon which are exposed to the extreme day/night temperature variations, or equipment which operates over a wide temperature range." -permanent.com <re ...s an electrical conductor on Earth. On Luna in a vacuum, inert atmosphere or reducing atmosphere it could serve as an electrical conductor.
    14 KB (2,105 words) - 07:22, 9 August 2016
  • ...believe they were afraid that they would be blamed if anything was broken or went missing. I am certain they did not understand what we were doing. ...by to have a talk. After some polite conversation he would ask a question or offer to sell us some local produce.
    5 KB (873 words) - 09:05, 10 June 2010
  • ...dred tons of mass. Smaller objects are considered [[Meteorite|Meteorites]] or [[Comet Debris]]. ...evelopment the main questions boil down to these two: 1)What chance do you or your base stand of getting hit by one? 2)Are the asteroids a better source
    7 KB (1,103 words) - 18:10, 25 May 2019
  • ...nergy and move down slope. It settles into a valley and then can osculate or even execute a random walk around the floor of the valley. It does not mat ...is that we must investigate every conceivable incident no mater how small, or that we should '''not''' name our spacecraft with any word that starts with
    5 KB (946 words) - 13:40, 13 June 2010
  • ...twice atmospheric pressure under the same conditions normally. A [[steel]] or [[titanium]] structure could be made sufficiently strong to withstand these
    6 KB (849 words) - 19:37, 17 September 2011
  • Having a right to religion, or to no religion, will help insure diversity in the lunar population. The min ...stly about free, bidirectional communication with Earth. If the government or the company can control that then they can spin problems any way they want.
    6 KB (1,063 words) - 18:37, 5 September 2013
  • The core solution to this problem has to be one or more sources of energy that can provide the world with a massive base level ...for the faint-of-heart! You can either see these challenges as disasters, or you can see them as opportunities. The winners will see them as opportuniti
    12 KB (1,983 words) - 07:36, 31 January 2012
  • ...for the [[Phase II Settlement]] further inside the lava tubes, housing 200 or more people. ...ing the direct [[magma electrolysis|electrolysis]] of molten [[regolith]], or the indirect [[electrolysis]] of water derived from [[Ilmenite Reduction|hy
    13 KB (2,152 words) - 07:00, 7 August 2016
  • ...it. Additionally only one pivot connection needs to be made for electrical or plumbing connections which cuts down on maintenance costs. This design is w ...ic piston in accordion fold type sleeve that holds a pound per square inch or so of gas pressure around the hydraulic piston so the lubricant does not ev
    6 KB (1,012 words) - 01:39, 16 May 2012
  • ...all. It will need to be imported for air for colonists to breathe. Argon or helium can be substituted for nitrogen, but they may be more expensive than
    2 KB (252 words) - 15:36, 15 January 2012
  • ...anometers, or approximately one tenth of the diameter of a droplet of mist or fog. ...e sharp points and edges. These grains have never been weathered by water or rolled by wind which would remove sharp edges.
    12 KB (1,897 words) - 15:24, 9 August 2016
  • **Early or Late July -- the Lunar conference where the [[Moon Society]] was formally o
    5 KB (656 words) - 02:32, 26 June 2019

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