Questions tagged [colonization]

Questions regarding the formation of a new colony on another planet or other body.

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Could the Kordylewski clouds be harvested?

Could the Kordylewski clouds be harvested electrostatically to be used for shielding at Earth moon L4 and L5 space stations? As it's been suggested they may pose a problem for the space stations ...
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5 votes
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How fast could the rotation of asteroids and planetoids be sped up before they disintegrate?

I am currently reading the The Expanse novel series. In the books there are several space colonies that are basically asteroids or planetoids (in particular Eros and Ceres) that have been spun up to ...
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Would it be advantageous to uncover the subsurface ice in the only two regions on Mars where water can flow downhill in summertime?

The image above is a screenshot from a part of NASA's Treasure Map for Water Ice on Mars. Within 'the only two regions' I mean the uppermost parts of the two coloured extensions to the north into the ...
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How is lunar regolith drawn into "glass fibers" to reinforce lunar concrete in this process?

The Verge Science video Building a lunar base out of Moon dust discusses using harvested lunar regolith (powder-like) mixed with a polymeric resin produced from "space trash" (I'm imagining discarded ...
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Are there any past or present plans or proposals to explore Martian lava tubes?

Lava tubes on Mars are the prime target for human or robotic missions. They provide protection from radiation, surface conditions, and are thought to have stable internal temperatures. Lava tubes are ...
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How applicable can Martian soil samples from a handful of sites be to Mars at large?

Martian soil samples have been said to be heavily contaminated with perchlorate salts, which will obviously have tremendous impact on efforts to colonize Mars. But what reason do we have to believe ...
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Fate of human-made objects on Mars

Now that Opportunity is dead, and since there are ideas for future human missions to Mars, I wonder if there is a project to collect all our rovers and landers or at least label as historical sites ...
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Cubic meters of martian greenhouse required

I'm trying to figure out how big a martian greenhouse would need to be to feed one person or supplement a significant portion of their diet. Question: What is the maximum amount of Calories one cubic ...
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What are the nuclear energy challenges specific to the moon?

What are moon specific hurdles to a fission reactor? low gravity no atmosphere Apparently it's more difficult to shed heat in a vacuum. Are some coolants more advantageous on the moon than others? ...
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2 votes
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Mining Venus' surface using lasers?

One of the issues with colonizing Venus is the harsh conditions at the surface. People have proposed using floating habitats in the upper atmosphere, where conditions are milder, and gathering ...
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How do we know how to distribute food supplies to import to Mars between 1st and 2nd tour?

Coming from this question about Mars foundation cargo, how do we know which food to deliver with the first and with the second cargo? (2x2x100t in total) possibly the first tour could carry more ...
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Practical rate (e.g. kg/day) that carbon could be harvested from CO2 in the Martian atmosphere and climate?

There is frequent discussion of using CO2 in the Martian atmosphere to synthesize carbon-containing compounds. One example is methane for propulsion, another: Can materials be found to make plastic ...
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Practical ice deposits on Mars?

Per JPL, Recent observations have discovered a resevoir of ice beneath the surface of mars. How practical, from an ISRU perspective, is this discovery? Frozen beneath a region of cracked and ...
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2 votes
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What sort of power requirements are necessary to create an artificial magnetic shield around planetary & moon-sized bodies?

I wonder how difficult it would be to create an artificial planetary magnetic field with generators? What power would they need? The question is inspired by thinking about possible colonization of ...
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1 vote
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Are there any modern studies for how to colonize an exoplant involving interstellar travel?

As in the title, are there any modern studies for how to colonize an exoplanet involving manned interstellar travel? By this I mean an academic peer reviewed study. However, it doesn't have to be ...
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What reasons are there (other than oxygen) Tardigrades can't survive Mars?

If Cyanobacteria or Lichens can survive on Mars could other small organisms like the Tardigrade then survive & flourish among them? Due to the thicker atmosphere to be found the bottom of the ...
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Might aerogel based space habitats be possible?

As I can judge, none of the finalists in the NASA's 3D printed habitat challenge uses aerogel. Why so? (given that you can 3D print aerogel) One of the most daunting challenges to building ...
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Could the moons of Jupiter or Saturn be heated to human-friendly temperatures?

I always loved the part in 2001 where Jupiter becomes as star. Has anyone ever suggested placing power generating stations high in the atmosphere of gas giants, and beaming the energy to colonies on ...
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Would mass drivers be able to transport base material on the moon more efficiently than drones?

I am a hobbyist working on a climate change adaptation idea that is a variation of orbital sun shades. It would project soil/material from the moon to provide targeted shading for whatever part of ...
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How would a body be stored in a dark hole in the moon?

How well would the human body stay preserved if it was frozen while pressurized and vacuum sealed before being placed in a crater on the Moon? Would the temperature be more reliably stable on the moon ...
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