Asty is just cruising the universe until a smaller asteroid collided with asty and shift it's path for 3 cm
Now what does 3cm will do compare to the universe?
You'll see.
Fast foward through time
After a few billion years the solar system was formed and dinosaurs rule the earth
Asty the asteroid is still cruising thr universe but then crashed on earth and killed all the dinosaurs.
And that's how the butterfly effect works
YOU ARE READING
Time Travel Theory
Science FictionWhat happen if you can actually travel to the past What would happen if you change history Would it be the end of the world?