Physics

Gravitational Force Calculator

Newton's law of universal gravitation between two masses.

Free to use — no sign-up or login.

Force F

N

This free Gravitational Force Calculator covers Newton's law of universal gravitation between two masses.

Two masses attract each other with a force proportional to m₁m₂ / r². Related physics tools sit beside How it works, with no account required.

Using the Gravitational Force Calculator

Newton's law of universal gravitation between two masses. Typical inputs are Mass m₁ (kg), Mass m₂ (kg) and Distance r (m). How it works beside the form states the identity the Gravitational Force Calculator applies.

FAQ

How do I use the Gravitational Force Calculator?

Open the Gravitational Force Calculator, fill Mass m₁ (kg), Mass m₂ (kg) and Distance r (m), and read the result. Use G = 6.6743×10⁻¹¹ N·m²/kg².

What formula does the Gravitational Force Calculator use?

The Gravitational Force Calculator uses the identity in How it works. In words: Use G = 6.6743×10⁻¹¹ N·m²/kg².