# Cassiopeia A

> supernova remnant in the constellation Cassiopeia

**Wikidata**: [Q618273](https://www.wikidata.org/wiki/Q618273)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Cassiopeia_A)  
**Source**: https://4ort.xyz/entity/cassiopeia-a


## References

1. SIMBAD
2. VizieR
3. Freebase Data Dumps. 2013
4. The Three-dimensional Structure of the Cassiopeia A Supernova Remnant. I. The Spherical Shell
5. Refining the associations of the Fermi large area telescope source catalogs
6. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)