# extreme trans-Neptunian object

> trans-Neptunian object whose orbit’s semimajor axis is at least 150 AU

**Wikidata**: [Q25383115](https://www.wikidata.org/wiki/Q25383115)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Extreme_trans-Neptunian_object)  
**Source**: https://4ort.xyz/entity/extreme-trans-neptunian-object