How Did the Idea of ‘Gravity’ Change Our Understanding of Space?

Gravity is like an invisible string that pulls things together. Before people knew about gravity, they thought stars and planets just floated around randomly, but now we know it's all connected! Imagine if you had a big magnet pulling everything in the sky, that’s kind of how gravity works.

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Examples

A ball falls to the ground when you drop it because Earth's gravity pulls it down.
The moon stays around Earth like a giant satellite being held by an invisible string.
When you jump up, gravity brings you back down, just like how a magnet pulls things together.

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Categories: Science · gravity,space,science history