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Questions tagged [microgravity]

For questions about environments with extremely low perceived gravity (colloquially referred to as "zero gravity", usually referring to a free-fall environment in space) and the impact of such environments on creatures and technology.

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Martial arts in zero or low gravity [duplicate]

How would your design a martial art for use in either zero gravity (in space) or lower gravity (on another planet or moon)? Constraints: A practical martial art, for real world use, not a sport or ...
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2answers
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What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 3: Metabolism

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion to ...
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4answers
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What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 2: Temperature control

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion to ...
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5answers
373 views

What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 1: Radiation resistance

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion to ...
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1answer
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Life in a gas torus around a neutron star

Larry Niven wrote a novel called The Integral Trees, which was followed by a sequel The Smoke Ring. This is Wikipedia's synopsis of the setting: The story occurs around the fictional neutron star ...
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5answers
216 views

Microgravity BBQ setup

The development of microgravity cuisine is an interesting topic, especially when it comes to transferring simple processes like the successful thermochemical processing of muscle tissues (e.g. ...
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7answers
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How to go out for a walk in microgravity?

Suppose that humanity has spread out through space. Humans are exploring all kinds of environments, including some with gravity much weaker than our Moon's: Ceres (surface gravity $=0.28 m/s^2$) ...
4
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1answer
426 views

Can this type of winged humanoid possibly work? See diagrams

So, I don't believe that the "angelic" type winged human can exist (y'know, the kind with the feathery wings sprouting from the back). Too many problems of anatomy, weight, etc. But I am trying to ...
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1answer
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Flight within the shared atmosphere of a Rocheworld, and between the planets, with low gravity wrinkle?

In a Rocheworld scenario where two planets are tidally locked and share an atmosphere, but where both the planets are so small that their gravity is very little (as low as one of the dwarf planets in ...
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1answer
142 views

Falling in a micro-gravity scenario?

Let’s say we have a micro-gravity environment where people are staying afloat in the air because they have wings or some other means of resisting the low gravity, but then for some reason they find ...
5
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8answers
462 views

How can a small planetoid hold an atmosphere under artificial means?

Edit: Before I give up on this I wonder how could an advanced civilization create conditions on a small planetoid (Ceres sized?) to keep an Earth level breathable atmosphere? It seems like its ...
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2answers
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Is this gas giant possible?

I want to create a gas giant planet. The parameters I would like for it to have are: It should have a large layer of gas within its atmosphere that living creatures including humans can survive and ...
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2answers
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How would a human have to be gene-geneered to thrive in a zero-g environment?

I'm trying to create a massive contained zero-g environment that can sustain many life-forms including humans. The research that I'm doing doesn't make it look good. Seems like we just need gravity. ...
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4answers
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Can an inhabitable zero-G environment occur in nature?

I want to set a story within a zero gravity environment wherein creatures can live, breath the air, fly and flourish. The environment should supply all the things living creatures (as we know them) ...
3
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2answers
132 views

What would happen all of the loose objects inside a space station in geostationary orbit around earth [duplicate]

If i have a space elevator with a space station at the point of being in geostationary orbit what would happen to all the stuff inside as the station should be at the "0g" point? Important info ...
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4answers
179 views

Ways to cushion an un-augmented human against high, prolonged g-forces?

Soft sci-fi uses inertial dampeners. Harder sci-fi uses stuff like advanced crash couches, robotic exoskeletons, or (my personal favorite) drug cocktails filled with stimulants and other medication ...
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5answers
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What if gravity goes out while man is swimming in a pool on board of a spaceship? [duplicate]

Man is on board of a spaceship with enabled artificial gravity swimming in a pool. Due to a malfunction gravity goes out. Pool liquid tends to form a sphere with the man locked inside. Will it still ...
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2answers
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Carbonation… in Space? [closed]

Given a zero-G environment (such as a modern space vessel) how would a carbonated beverage react? Please address one or more of the following: A free-floating sphere of a water/carbonic acid mixture ...
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5answers
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Flogging and punitive mutilation in a zero-G environment

A zero-G ship carrying several hundred civilians is sent out by a dictator to colonize another star system. The dictator relies on corporal punishment including but not limited to caning, flogging and ...
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5answers
233 views

Preventing Blindness from Microgravity

According to a recent National Geographic article, astronauts returning home after longer missions suffer permanently impaired vision. This is a problem that must be addressed in hard-science worlds ...
0
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1answer
243 views

Centrifugal gravity on a large, asteroid-based spacecraft [closed]

I'm talking about something like this, for comparison's sake: How would artificial gravity generated by centrifugal force affect the people living aboard such a ship? Let's assume that the central ...
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13answers
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0g pool: can I keep a big ball of water in space?

I have a super luxury space hotel. It has artificial gravity in the living and shopping area and 0g in some parts of the recreational area. There is a 0g pool available for the guests. I want it to ...
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2answers
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How does variations between no gravity and normal gravity change every day life?

Image a world that superficially appears to have Earth-like gravity. However, the moment you do not in any way touch the ground or something else that is touching the ground, there is no gravity for ...
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2answers
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What evolutional adaptations would animals develop in microgravity?

There was an orbital station; a huge torus, as known from sci-fi. It was a luxurious place for people from dusty planets to relax at, and spend hard-earned money in environments resembling Earth from ...
2
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2answers
143 views

Humans weaker than natives in 0.5g

Im looking to make my world half Earth gravity but I would also like the natives to be strong than an average human (Acording to google) Would it be possible to have a species stronger than a human ...
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3answers
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A World Without Gravity and How it Would Work

Is there a way to either counteract the effect of gravity on a planetary scale or create a planet with a low enough density so as to replicate the effect of weightlessness? My world takes place on a ...
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3answers
288 views

Weird shennanigans with Artificial Gravity [closed]

A while back I posted a question to Physics.SE about a hypothetical (and likely impossible) Artificial Gravity device. I thaught about constraints, so my AG device would not violate known laws of ...
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5answers
284 views

Paper making in zero g

Suppose you were an astronaut on a space ship in the near future. Or an on an asteroid mission where little to no gravity is available. In such a situation it would be difficult to justify taking a ...
2
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3answers
158 views

Climbing a ladder in zero g

Let's say I have a normal, space-suited human who, for various reasons, must climb a very long, indestructible ladder in space. Air, heat, food, water and waste are already accounted for. What I want ...
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3answers
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How would I design a human body for zero gravity?

It's well established that the human body does not do well in zero gravity. Symptoms such as fluid loss, muscle atrophy, bone mass loss are well known. Less well known problems extend to such ...
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3answers
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What would happen to the Earth if Gravity disappeared?

This is a multi-tiered question. I have seen these larger questions before, but if I need to separate them out into their own questions let me know. In my story I have a machine that can manipulate ...
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2answers
380 views

What forces should I consider for my hotel room on the Space Elevator?

I asked a similar question (in a SpaceEx manner) on Space Exploration, but here I've made it a bit more ... worldbuilding. We have a nice Space Elevator, and I'm in charge of the luxury guest ...
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4answers
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City Design: Freefall

The Setting: A Gas Torus around a star. It has enough atmosphere and elements for earth-like life, and is roughly analogous (plants, animals, etc). Small asteroids are present throughout torus, but ...
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5answers
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Animals for weightlessness

OK, so humanity is going to space, and they are going to take farm animals into space, not only humans on earth value meat, but humans in space do, too. However, they don't want to waste precious ...
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3answers
318 views

Would a blind astronaut be able to sense the gravity of an object? Would an astronaut lost inside the Sun be able to sense which way is the core?

Would a blind astronaut be able to sense the gravity of a nearby star/planet/moon? Would an astronaut lost somewhere inside the Sun be able to sense which way is the core and which way is the surface?...
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6answers
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What could cause infertility between humans living in gravity and humans in space? How could that cause speciation?

Concerning long term effects of zero gravity on humans living in space compared with those living on super earths with 1.5x to 2x G, how could the gravity differences cause reproductive failure among ...
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2answers
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Zero - G fire visuals and Oxygen consumption

Lets say there is a fire on a zero-g space station (no efforts have been made to give gravity to the structure and it's far enough away from any planet/sun that gravity is negligible). It is ...
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9answers
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What form of anti-gravity is the most feasible?

Many sci-fi words use anti-gravity or artificial gravity to manipulate the weight of their ships making flight much easier. Wikipedia even has an article on it which discusses several attempts to make ...
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4answers
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How would basketball change to accommodate zero-g

I was just wondering what kind of rule changes court layout etc would happen to have a 'basketball' game in a zero-g arena? I'm assuming the most likely thing to stay is a ball and 2 opposing baskets....
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3answers
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What would furniture be like in a zero-G home?

Almost all of our terrestrial furniture is designed and depends on gravity. Beds to lie down in, chairs to sit down on, tables to place things on top. None of these would work in a zero-G environment. ...