Here's a breakdown:

* Attraction: Gravity doesn't "push" things away, it always pulls them together.

* Any two objects: This applies to everything, from tiny particles to massive planets.

* With mass: The more mass an object has, the stronger its gravitational pull.

Key Points About Gravity:

* Universal: The law of gravity applies everywhere in the universe.

* Proportional to mass: The more massive an object is, the stronger its gravitational pull.

* Inversely proportional to distance: The farther apart two objects are, the weaker the gravitational force between them.

Examples of Gravity in Action:

* Falling objects: The Earth's gravity pulls objects towards it, causing them to fall.

* Tides: The Moon's gravity pulls on the Earth's oceans, causing tides.

* The orbits of planets and moons: Gravity keeps planets in orbit around the Sun and moons in orbit around planets.

* The formation of stars and galaxies: Gravity pulls together clouds of gas and dust to create stars and galaxies.

Important Note: Isaac Newton first formulated the law of gravity, but Albert Einstein's theory of general relativity provides a more complete understanding of gravity, especially in extreme cases like black holes.