What evidence is there gravity exists outside of what they have explored in space

The short answer is "yes"—there is gravity in space.

Explanation:

Why does the moon orbit the Earth? The gravity. Why does the Earth orbit the Sun? Yup, it's gravity. In both of these cases, there is a significant distance between the two interacting objects—but gravity still "works," even in space.

the body's situation won't change the forces are equal opposit and on the same body

it breaks and dirupture other materials and other sencews from the bottom