Return to my Astronomy page.

This page calculates the speed of Solar System objects as they revolve around the sun.

Step 1: Select the Planet
Step 2:Press "Calculate"
Selected
Planet		 Average Distance
from the Sun		 Orbital Time
in days		 Orbital
Circumference		 Orbital Speed
MPH		 Orbital Speed
MPS

* All planetary data derived from information obtained from NASA's Jet Propulsion Lab - the folks who should know!

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