Gravitational Force Calculator
Newton's law of gravitation: F = G × m₁ × m₂ / r². Also computes surface gravity g = GM/r².
Gravitational Force — F = G × m₁ × m₂ / r²
G = 6.674 × 10⁻¹¹ N·m²/kg²
Surface Gravity — g = GM / r²
Planet reference
Earthg = 9.82 m/s² · M = 5.972e+24 kg
Moong = 1.62 m/s² · M = 7.342e+22 kg
Marsg = 3.73 m/s² · M = 6.417e+23 kg
Jupiterg = 25.92 m/s² · M = 1.898e+27 kg
Venusg = 8.87 m/s² · M = 4.867e+24 kg
Saturng = 11.19 m/s² · M = 5.683e+26 kg