To call this force gravitation and reserve the word gravityįor the special kind of gravitation ('what goes up must come down') Magnetic pull, but there's no magnetism involved. Gravity is a pulling force (always a force of attraction) betweenĮvery object in the universe (every bit of matter, everything that This is a map showing how the strength of gravity varies across the Photo: Gravity in all its beauty! Gravity's pull varies from place to place, both on Earth and elsewhere. We call gravity and how does it work? Let's take a closer look! Kinds of neat things, from figuring out where we are withīut that still leaves an important question: just what is this thing Their efforts in getting a grip on this tricky topic, we can do all Kepler and from Newton to Einstein, understanding gravity hasĬhallenged some of the best scientific minds in history. The Sun, you have your own gravity, and so do I. Of matter in the universe and every other bit: just like Earth and Much more significantly, it's a fundamental force between every bit

Holding the stars and planets together and pulling them toward one another. Gravity is like invisible elastic stretched through the whole universe, And the idea of gravity as a simple up-down force happening purely on Earth is very wrong too. Satellites spinning over our heads-never come down. Weird phenomenon we call gravity, but it's far from the whole

Gravity graphic