Linked Questions

32
votes
26answers
6k views

Which goods make sense to transport over interstellar distances? [duplicate]

Think about the Nostromo from Alien. A giant freight ship that transports iron ore (!) over many light years (passing several other systems) to Earth on a year long trip. I think most will agree that ...
2
votes
3answers
474 views

What resources would we fight over in space? [duplicate]

Obligatory Backstory*: In year, whatever the count is now, humans get their black hole ships in working order, and decide to venture into space. We colonize a few worlds, and start establishing some ...
56
votes
26answers
9k views

FTL travel is impossible. How is interstellar trade possible?

Assume a universe depressingly like ours, in which special relativity holds. No hyperspace, no warp drive, no wormholes, and even the limited get-out clauses offered by real world physics either don't ...
17
votes
19answers
4k views

Can an interstellar war be remunerative from an economic point of view?

I was thinking about writing a short story about an interstellar war, but there is something that does not leave me rested: My invaders (the race of the protagonist) would start the war against a ...
9
votes
17answers
3k views

Why would humans help an alien race to wage war on another?

The year is 2121, it has been only six months since we made contact with alien race A, we don't know very much about them except these things: They have many military spaceships made of technology ...
6
votes
6answers
849 views

Suspended animation vs. regular animation aboard a spaceship

Scenario I'm trying to design a colony spaceship. My main character, a soldier, awakes prematurely from suspended animation (SA) to find that the colony ship she is on, headed for Tau Ceti e, is in ...
4
votes
5answers
2k views

What are some realistic trade goods in a sci-fi setting? [closed]

Given a science fiction world with some level of realism, including 3d-print-anything/replicator devices, but also some physics-breaking technology like warp drives (like Star Trek), what would be ...
2
votes
5answers
859 views

Economy of a worldwide totalitarian regime

In my scenario, the government of Earth is sending colonists to Tau Ceti e, because of that planet's amazing abundance of resources. At this point in the future, long distance space travel is possible,...
7
votes
4answers
323 views

How can I get soil for my Martians?

We've created a series of mechanisms to terraform the temperature and atmosphere to be Earthlike. My geologists are screaming at me, because a lot of features are being rapidly eroded by the new ...
7
votes
2answers
257 views

Which crops to save to best ensure survival?

You're in a group of colonists, headed to your new home on Tau Ceti e. Due to some crazy accidents aboard the ship, the diverse flora that was brought aboard (for food during the journey and for ...
3
votes
2answers
179 views

What is a feasible energy requirement to forge negative mass.

Given that a hypothetical method to generate negative mass exists (which involves intricate manipulation of subatomic particles with lasers... or some other science-fiction), what would be an ...
0
votes
2answers
136 views

Mining for room temperature superconductors: Better To Just Make Them In The Lab? [closed]

I was thinking about Avatar the other day after the recent Cirque du Soleil show and it got me thinking. Aside from the thrill of scientific discovery, is the inherent premise just slightly barmy? I ...