Space and time are not separate entities—they are deeply connected, forming what scientists call space-time. This concept, central to Einstein’s theory of relativity, shows that the three dimensions of space and the dimension of time are part of a single continuum. Changes in one can affect the other, shaping the way the universe behaves.

One example of this connection is time dilation. When an object moves very fast or is near a massive object, time and space do not behave independently. The faster an object moves, the slower time passes for it relative to a stationary observer. Similarly, strong gravity bends space and slows down time, linking the flow of time directly to the structure of space.

This interconnection also affects how objects move. Planets orbit stars not because they are “pulled” in the old Newtonian sense, but because they follow the curves in the space-time fabric created by the star’s mass. Even light bends along these curves, demonstrating that space and time together shape reality.

In short, space and time are intertwined. Understanding their connection helps explain gravity, motion, and the flow of time in ways that classical physics could not. Space-time reveals that our universe is a dynamic, interconnected whole, where neither space nor time exists in isolation.