# planetary phase

> period of time during which a planet's surface reflects specific amounts of sunlight from the perspective of a given point in space

**Wikidata**: [Q2350831](https://www.wikidata.org/wiki/Q2350831)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Planetary_phase)  
**Source**: https://4ort.xyz/entity/planetary-phase


## References

1. Freebase Data Dumps. 2013