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NOTE: This calculator estimates circular orbits only

km
km/h
{{ orbit.inclination }}°

-180° to 180°

{{ formData.location.description }}

Planet Radius {{ formData.location.radius / 1000 | addCommas }} km
Planet Mass {{ formData.location.mass }} kg
Planet Gravity {{ formData.location.gravity }} m/s
Planet Rotation Speed {{ formData.location.rotationSpeed | addCommas }} m/s
Circular Orbit Velocity {{ displayOrbitVelocity | addCommas }} m/s
Orbit Height {{ displayOrbitHeight | addCommas }} km
Orbtal Period {{ displayOrbitPeriod }} hours
Orbital Decay {{ orbit.decayDays }} days
Orbital Decay {{ orbit.decayYears }} years
Orbital Decay Centuries

Orbital Decay

Time (days) Time (years) Height (km) Period (hours)
{{ decay.days }} {{ decay.years }} {{ decay.height }} {{ decay.period }}

References and Resources:

Orbital Calculator Orbit Simulator Satellite ground track visualizer Orbital Mechanics Wiki Orbit Decay Wiki Satellite Orbit Decay Low Earth Orbit