# Josef M. Gaßner

> German astrophysicist, non-fiction author and YouTuber

**Wikidata**: [Q20752589](https://www.wikidata.org/wiki/Q20752589)  
**Source**: https://4ort.xyz/entity/josef-m-ga-ner


## References

1. Czech National Authority Database
2. [Source](https://www.haw-landshut.de/fileadmin/_processed_/8/f/csm_2021-04-10_Landshuter_Zeitung_Ga%C3%9Fner_Youtube_fc6b324963.jpg)