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

13 votes
Accepted

Are there any effective ways for removing/decreasing oxygen in a habitat on Mars?

I had come across a blog post on this subject soon after the report came out. That answers your question just as well as anyone else could. My main take-away was that the problem is totally solvable. …
AlanSE's user avatar
  • 16.4k
4 votes

What places in the Solar System have temperatures suitable to humans?

I think the best answer here doesn't even rely on specifics of planets and other bodies. The basic radiative physics of the universe do the job. So let's look at the different ways we could produce …
AlanSE's user avatar
  • 16.4k
3 votes
1 answer
427 views

Has any space agency studied a lunar outpost architecture inside of a cave?

Apparently a number of (what appear to be) cave entrances on the moon have been identified. There is a long list of technical advantages to setting up a base in a cave, as opposed to surface modules. …
AlanSE's user avatar
  • 16.4k
4 votes
2 answers
1k views

What is the hollow asteroid concept in "Mining the Sky"

The follow is from the book summary of Mining the Sky: Untold Riches from the Asteroids, Comets, and Planets: hollow out asteroids to transform them into livable habitats for billions of space-bou …
AlanSE's user avatar
  • 16.4k
31 votes
Accepted

What is the largest naturally occurring body that could be hollowed and safely lived in?

Caves Any large body where you can survive on the surface to begin with can be used for caves, artificial or natural. This observation isn't off-topic because you ask about holding in atmospheric pr …
AlanSE's user avatar
  • 16.4k
13 votes

Realistic space battle, how it could looke like? No hollywood version or videogames like

I would like to firstly echo the suggestion to read Project Rho. Throughout the entire site, there is a tremendous amount of hard science and it is all deeply entertaining. http://www.projectrho.com/ …
AlanSE's user avatar
  • 16.4k
43 votes
2 answers
19k views

Can fish really live in microgravity without water?

Yes, you read that title correctly. I saw the claim in "Colonies in Space", hosted on the NSS site. In a weightless space farm, it may be possible to raise fish without water. On Earth, when a fi …
AlanSE's user avatar
  • 16.4k