A gigantic artificial structure enclosing a star thus making it possible to capture all energy from it.

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4
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3answers
869 views

How does a Dyson Sphere's inhabitants deal without gravity?

It's well known that because the gravitational attaction at one point on the inside of a hollow shell is zero, because it is cancelled by the attraction from all the other points on the interior. ...
15
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2answers
845 views

What would the sky look like standing inside a Dyson Sphere?

I am working on a roleplaying campaign guide set inside a Dyson Sphere. It's a solid shell around a star like our own and is 300 million kilometers across centered on the star. The atmosphere hugs ...
9
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2answers
449 views

What is a hollow world?

I have heard the phrase hollow world several times, but seeing the question "Does the Song of Ice and Fire take place in a hollow world?," inspired me to finally Google the topic. This led to a TV ...
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10answers
2k views

Is there a novel using a Dyson Sphere as setting? [closed]

In the ringworld-novels of Larry Niven the author uses a giant ring around the sun as setting. The concept that is going more extrem in this direction is a Sphere around a sun. That concept is called ...