Dyson shell
E94834
A Dyson shell is a hypothetical megastructure consisting of a vast swarm or continuous layer of objects surrounding a star to capture a significant portion of its energy output.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Dyson bubble | 2 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
hypothetical megastructure
ⓘ
stellar megastructure concept ⓘ |
| appearsIn |
science fiction literature
ⓘ
speculative science discussions ⓘ |
| associatedWith |
Kardashev scale
ⓘ
surface form:
Kardashev Type II civilization
|
| assumes | near-complete enclosure of star ⓘ |
| basedOn | idea of enclosing a star ⓘ |
| captures |
stellar energy
ⓘ
stellar radiation ⓘ |
| category |
astroengineering project
ⓘ
megastructure ⓘ |
| contrastedWith | Dyson swarm as more feasible variant ⓘ |
| designedTo | maximize energy collection from a star ⓘ |
| discussedIn |
SETI research
ⓘ
philosophy of advanced civilizations ⓘ |
| energySource | central star ⓘ |
| energyUtilization | near-total harnessing of stellar luminosity ⓘ |
| engineeringChallenge |
heat management
ⓘ
material strength limits ⓘ structural integrity over stellar scales ⓘ |
| field |
SETI
NERFINISHED
ⓘ
astronomical engineering ⓘ futurism ⓘ |
| implies |
extremely advanced technology
ⓘ
large-scale material resources ⓘ |
| influencedBy | Olaf Stapledon’s fictional ideas ⓘ |
| inspired | searches for extraterrestrial megastructures ⓘ |
| observationalSignature |
reprocessed starlight at longer wavelengths
ⓘ
strong infrared excess ⓘ |
| proposalYear | 1960 ⓘ |
| proposedBy | Freeman Dyson NERFINISHED ⓘ |
| publishedIn |
Science (journal)
ⓘ
surface form:
Science journal
|
| purpose | capture a significant portion of a star's energy output ⓘ |
| relatedTo |
Dyson shell
self-linksurface differs
ⓘ
surface form:
Dyson bubble
Dyson sphere NERFINISHED ⓘ Dyson swarm NERFINISHED ⓘ |
| requires |
advanced space industry
ⓘ
mass comparable to planetary bodies ⓘ |
| scale | astronomical ⓘ |
| scaleComparedTo | planetary orbits ⓘ |
| searchMethod |
anomalous stellar spectra analysis
ⓘ
infrared sky surveys ⓘ |
| stabilityIssues |
gravitational instability
ⓘ
orbital dynamics challenges ⓘ |
| surrounds | star ⓘ |
| theoreticalStatus | hypothetical ⓘ |
| typicalRadius | on the order of 1 astronomical unit for a Sun-like star ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
Science journal paper "Search for Artificial Stellar Sources of Infrared Radiation"
→
relatedConcept
→
Dyson shell
ⓘ
subject surface form:
Search for Artificial Stellar Sources of Infrared Radiation
this entity surface form:
Dyson bubble
this entity surface form:
Dyson bubble