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Results tagged with hard-science
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user 57138
REVIEW THE WIKI BEFORE USING THIS TAG! For questions that require unequivocal proof that answers are correct through the use of equations, empirical evidence, scientific papers, etc. Compare to: science-fiction, science-based and internal-consistency. This tag may not be used alone. This tag may not be used with the science-fiction, science-based, or internal-consistency tags. Flag your question for moderator attention once posted.
27
votes
Accepted
Could the moon crash into the earth if we colonised it and increased its mass?
As mentioned in comments, I don't have the full stability answer to hand (although see edit below). But I do have a practical answer.
The practical answer is that no feasible human effort could chan …
- 2,141
1
vote
Could the equator of a world be a closed-time like loop?
As far as I'm aware, closed time-loops of the sort you suggest (taking a fixed path through space and arriving back at a location prior to your departure without using faster-than-light travel) have …
- 2,141