# active galactic nucleus

> compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion – and possibly all – of the electromagnetic spectrum

**Wikidata**: [Q46587](https://www.wikidata.org/wiki/Q46587)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Active_galactic_nucleus)  
**Source**: https://4ort.xyz/entity/active-galactic-nucleus


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013
3. Integrated Authority File
4. BabelNet
5. Quora
6. National Library of Israel
7. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)