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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What range of altitudes would not be fatal for an astronaut falling from height on the moon?
Imagine I'm writing a sci fi thriller novel set in the modern day, on a space station orbiting the Moon. The crews are supposed to deliver supplies to a lunar station on the Moon, they board a shuttle ...
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Why would a molten alloy need to be jettisoned into low-to-medium orbit to cool as part of the manufacturing process?
I'm working on a game idea and one of the mechanics I had in mind was making it so a premium material had to be formed by jettisoning it into orbit and letting it cool there while you guard it with ...
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How do Winged Sapient Creatures Keep from Panicking in Zero G?
I have plenty of space fairing aliens with wings that are capable of flight. I can’t help myself it’s just a cool feature for an alien and a have. But I want to adress A potential issue in getting a ...
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Static Floating Objects in Zero Gravity
In Ender’s Game, the Battleroom is comprised of large, static objects called “stars” that are organized into patterns to create an environment for zero-gravity Laser Tag. Presumably the stars don’t ...
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Could a bunch of rocks form a center of gravity and orbit around it?
Essentially, 2 earth sized planets whacked each other, shattered and the collective gravity caused them to orbit around a semi-central area. The rocks range from boulder sized, to 30km long at the ...
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The immediate and long term effects of slashing wounds in microgravity
What would be the specific long term and short term outcomes of slashing wounds in microgravity?
The scenario is that a normal adult is slashed with a knife in a microgravity environment. Assume ...
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Low G vs High G planets and floating species
So, i want to make a planet with these requirements:
A higher surface pressure than earth, and an atmosphere that could last long enough for intelligent life to appear.
(If possible), medium or large ...
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Would digitigrade legs be superior in low gravity for a bipedal organism?
all,
I was reading another post on this forum about humans with digitigrade legs, mostly noting that they were relatively inefficient due to constant exertion to remain standing. On a planet with ...
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How large could a blue whale get in a zero-gravity environment?
Let's say that I had some sort of habitat in a space station or similar structure, which had everything a blue whale would need to survive, but did not have any gravity. How large could a blue whale ...
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Placing a planet on the famous Escape Velocity Graph
If I'm understanding the chart correctly, in order for a planet with lower gravity than Earth (smaller than Earth), but with decent magnetosphere, to hold on to an atmosphere with oxygen, and water on ...
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Gravity at the interior poles inside a large spinning sphere?
From other answers I've determined that gravity on the interior of a large spinning sphere (like a Dyson Sphere) could create a desired gravity at the equator at the inner surface.
But what would ...
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Low gravity planet, giant creatures?
I want to create a planet that has:
Low gravity.
Giant creatures (not quite Godzilla sized, but bigger than Dinosaurs).
Human explorers should be able to jump incredibly high there, maybe even fly/...
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How to do repairs during high G maneuvers?
In Nemesis Games during the battle a character moves through the ship. Since the ship is maneuvering they get banged around a lot. My books are written with a tech level similar to the Expanse so this ...
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Mugging someone in 0 gravity?
It is a dark night and an innocent civilian is floating along a alleyway when someone jumps them. They have a bat and want the civilian's money. But if the mugger hits the person they will fly away ...
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Ricochet during boarding in space?
In space, boarding parties could be used to effectively take over ships without severely damaging them. Piracy would be much easier. But what about weapons?
Your average pirate will have a slug ...