But whatever we come up with has to be equivalent to Newtonian Mechanics, General Relativity, and Quantum Mechanics for the appropriate length, speed, mass, and temperature scales.
PLUS, there are many ships and aircraft that travel through this region, and many people live in this region.
Doubling the surface gravity in a particular region would double the weight of everything. It would more or less instantly crash every airplane. It would cause every satellite over head to fall out of orbit and burn up on re-entry. It would have a huge effect on the ocean and the atmosphere.