Orbital Velocity Calculator
Calculate orbital velocity and period for circular orbits
G = 6.674e-11 N·m²/kg²
Common masses: Earth = 5.972×10²⁴ kg, Moon = 7.342×10²² kg, Sun = 1.989×10³⁰ kg
Earth radius: 6.371×10⁶ m
Formulas Used
v = √(GM/r) (orbital velocity)
T = 2πr/v (orbital period)
a = v²/r (centripetal acceleration)