# Schwarzschild radius

> distance from a massive body where the escape velocity equals the speed of light

**Wikidata**: [Q72755](https://www.wikidata.org/wiki/Q72755)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Schwarzschild_radius)  
**Source**: https://4ort.xyz/entity/schwarzschild-radius


## References

1. Freebase Data Dumps. 2013
2. Quora
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)