# Cave Nebula

> H II region in the constellation Cepheus

**Wikidata**: [Q859146](https://www.wikidata.org/wiki/Q859146)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sh_2-155)  
**Source**: https://4ort.xyz/entity/cave-nebula


## References

1. SIMBAD
2. Freebase Data Dumps. 2013
3. A CGPS look at the spiral structure of the outer Milky Way. I. Distances and velocities to star-forming regions
4. Finding distant galactic HII regions