eli5: Living on other planets – how our bodies will be affected

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If our bodies change (over time) just depending on the continent our ancestors lived on, how much would our bodies change from living on other planets?

Thinking of just a few variables – positioning of sun to the planet, gravity, quality of food.

Will it be possible to survive for generations on another planet?

Any research on this?

In: 13

15 Answers

Anonymous 0 Comments

It would honestly depend on how different the planet is once we initially colonise it. If its very earthing then the effects would be minimal and take a long time

Anonymous 0 Comments

It would honestly depend on how different the planet is once we initially colonise it. If its very earthing then the effects would be minimal and take a long time

Anonymous 0 Comments

It would honestly depend on how different the planet is once we initially colonise it. If its very earthing then the effects would be minimal and take a long time

Anonymous 0 Comments

If this idea is interesting to you, I recommend reading “The Expanse” series by James S. A. Corey. In the books, the author specifically illustrates that people growing up in low gravity have taller, thinner bodies than those that were raised on Earth. Furthermore, past a certain age, the body’s adaptation to low G disallows long-term exposure to standard Earth gravity without medical intervention

Anonymous 0 Comments

If this idea is interesting to you, I recommend reading “The Expanse” series by James S. A. Corey. In the books, the author specifically illustrates that people growing up in low gravity have taller, thinner bodies than those that were raised on Earth. Furthermore, past a certain age, the body’s adaptation to low G disallows long-term exposure to standard Earth gravity without medical intervention

Anonymous 0 Comments

If this idea is interesting to you, I recommend reading “The Expanse” series by James S. A. Corey. In the books, the author specifically illustrates that people growing up in low gravity have taller, thinner bodies than those that were raised on Earth. Furthermore, past a certain age, the body’s adaptation to low G disallows long-term exposure to standard Earth gravity without medical intervention

Anonymous 0 Comments

Gravity is the big open question: Among all planets in our system with a solid surface to stand on, Earth has the highest gravity. You can simulate an even higher gravity with centrifuges but you cannot simulate a lower gravity. Running a centrifuge for months is very expensive. Simulating a lower (but non-zero) gravity needs a centrifuge in space, which is even more expensive. We know free-fall is bad for e.g. rats from experiments on the ISS but that doesn’t tell us much about the region in between free fall and Earth. More experiments are needed before we can think of living long-term elsewhere.

Food: That depends on what food we can grow where. It should be possible to produce a reasonable diet essentially everywhere. You can grow the same plants as on Earth.

No matter where, humans will need habitable temperatures and useful light conditions. That is more expensive to produce on other planets, but it’s necessary.

Anonymous 0 Comments

Gravity is the big open question: Among all planets in our system with a solid surface to stand on, Earth has the highest gravity. You can simulate an even higher gravity with centrifuges but you cannot simulate a lower gravity. Running a centrifuge for months is very expensive. Simulating a lower (but non-zero) gravity needs a centrifuge in space, which is even more expensive. We know free-fall is bad for e.g. rats from experiments on the ISS but that doesn’t tell us much about the region in between free fall and Earth. More experiments are needed before we can think of living long-term elsewhere.

Food: That depends on what food we can grow where. It should be possible to produce a reasonable diet essentially everywhere. You can grow the same plants as on Earth.

No matter where, humans will need habitable temperatures and useful light conditions. That is more expensive to produce on other planets, but it’s necessary.

Anonymous 0 Comments

Gravity is the big open question: Among all planets in our system with a solid surface to stand on, Earth has the highest gravity. You can simulate an even higher gravity with centrifuges but you cannot simulate a lower gravity. Running a centrifuge for months is very expensive. Simulating a lower (but non-zero) gravity needs a centrifuge in space, which is even more expensive. We know free-fall is bad for e.g. rats from experiments on the ISS but that doesn’t tell us much about the region in between free fall and Earth. More experiments are needed before we can think of living long-term elsewhere.

Food: That depends on what food we can grow where. It should be possible to produce a reasonable diet essentially everywhere. You can grow the same plants as on Earth.

No matter where, humans will need habitable temperatures and useful light conditions. That is more expensive to produce on other planets, but it’s necessary.

Anonymous 0 Comments

Completely fictional but you might be interested in “All Tomorrows” https://m.youtube.com/watch?v=imNtSPM3-r4