Questions tagged [gravity]

For questions about the universal accelerative force between all objects.

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Visual gravitational effect of cosmic string network on background light

A scientific paper last year proposed the idea of cosmic string life-forms which could flourish within stars. The basic idea is that cosmic strings,theoretical topological defects from the early ...
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What would a human genetically modified to thrive in low gravity look like?

Really just what the title says. If a human was genetically reengineered (assume super-futuristic-magical level genetic engineering capabilities) for microgravity, what would be some likely changes? ...
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Creating stable gravitationally bound alternatives to a single ultra massive galaxy?

Before the accelerating universe makes it impossible without FTL to reach other galaxies the advanced civilization in my story aims to create their own super system, which will remain gravitationally ...
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Could gravity exist without gravitons?

If a universe were finite and enclosed (limited by something unknown) then any object with mass might push against it, bending the space around it, causing gravity or “smoosh” e.g. there is no ...