The gravitational constant describes the intrinsic strength of gravity, and can be used to calculate the gravitational pull between two objects. The gravitational pull between two objects can be ...

As we know that force is necessary to produce motion in a body. If any object falls from some height towards the earth, therefore a force must be acting on it. This force is due to the attraction ...

At the end of the 18th century, the British scientist Henry Cavendish measured the force of gravity between two objects for the first time in a laboratory. The objects in question were lead balls, one ...

Learn how to calculate the universal gravitational force between two objects! This video explains Newton’s Law of Gravitation, walking you through the formula, units, and a step-by-step example to ...

Derivation of Newton's Law Of Gravitation: The Universal Law of Gravitation is a fundamental principle that describes the force of attraction between two masses. This law was given by Sir Isaac Newton ...

Rich Schuler, an adjunct instructor and outreach coordinator in the physics and astronomy department at the University of Missouri-St. Louis, provides the following explanation. Gravity can be thought ...

A large gravitational force beyond Neptune triggered the Planet Nine (NASA calls it Planet X) search when two Caltech astronomers presented in 2016. Numerous decades of observational data from the ...