What does HEO stand for?
HEO stands for "Highly-inclined Elliptical Orbit"
How to abbreviate "Highly-inclined Elliptical Orbit"?
"Highly-inclined Elliptical Orbit" can be abbreviated as HEO
What is the meaning of HEO abbreviation?
The meaning of HEO abbreviation is "Highly-inclined Elliptical Orbit"
What does HEO mean?
HEO as abbreviation means "Highly-inclined Elliptical Orbit"