Orbits & Trajectories

HEO

Highly Elliptical Orbit

Highly Elliptical Orbit (HEO) — An elongated orbit with a low perigee and high apogee, providing extended coverage over specific regions. Molniya orbits are HEOs used by Russia for high-latitude communications coverage.

Frequently asked about HEO

What does HEO mean in the space industry?
Highly Elliptical Orbit: An elongated orbit with a low perigee and high apogee, providing extended coverage over specific regions. Molniya orbits are HEOs used by Russia for high-latitude communications coverage.
What does HEO stand for?
HEO stands for Highly Elliptical Orbit.
What category of space terminology does HEO belong to?
HEO is part of the Orbits & Trajectories category in space industry terminology.