HEO
See also: heo
English
Noun
HEO (plural HEOs)
- Acronym of high Earth orbit.
- (space science) Initialism of highly elliptical orbit.
Related terms
- DRO (distant retrograde orbit)
- GEO (geostationary orbit / geostationary Earth orbit)
- GSO (geosynchronous orbit / geosynchronous Earth orbit)
- LEO (low Earth orbit)
- LTO (lunar transfer orbit)