# Orbiting Astronomical Observatory 2

> NASA space observatory launched in 1968

**Wikidata**: [Q15261041](https://www.wikidata.org/wiki/Q15261041)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Orbiting_Astronomical_Observatory_2)  
**Source**: https://4ort.xyz/entity/orbiting-astronomical-observatory-2


## References

1. [Source](https://space.skyrocket.de/doc_sdat/oao-2.htm)
2. Jonathan's Space Report
3. An Overview of the Orbiting Astronomical Observatory
4. [Source](https://www.nasa.gov/solar-system/nasas-first-stellar-observatory-oao-2-turns-50/)