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Extragalactic astronomy is the branch of astronomy concerned with objects outside the Milky Way galaxy. In other words, it is the study of all astronomical objects which are not covered by galactic astronomy.
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galaxies astronomy extragalactic universe objects galactic stars study galaxy outside local group distant now nearly formed first enormous observable evolution
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Extragalactic astronomy | is a | branch of astronomy concerned with objects outside the Milky Way galaxy | 0.90 | text |
| Extragalactic astronomy | is a | study of how galaxies behave and interact through the universe | 0.90 | text |
| galaxy evolution | instance of | is valuable for studying aspects of the universe | 0.80 | text |
| active galactic nuclei | instance of | is valuable for studying aspects of the universe | 0.80 | text |
| gravitational lensing | instance of | It is through extragalactic astronomy that astronomers and physicists are able to study the effects of general relativity | 0.80 | text |
| gravitational waves | instance of | It is through extragalactic astronomy that astronomers and physicists are able to study the effects of general relativity | 0.80 | text |
| that are otherwise impossible | instance of | It is through extragalactic astronomy that astronomers and physicists are able to study the effects of general relativity | 0.80 | text |
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