# hypersonic flight

> flight below 90 kilometres at speeds above Mach 5

**Wikidata**: [Q3523908](https://www.wikidata.org/wiki/Q3523908)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hypersonic_flight)  
**Source**: https://4ort.xyz/entity/hypersonic-flight


## References

1. BBC Things
2. [Source](https://golden.com/wiki/Hypersonic_flight-Y4Z4JY)
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)