Can a body be shielded from the gravitational influence of nearby matter by putting it inside a holl

Question

Can a body be shielded from the gravitational influence of nearby matter by putting it inside a hollow sphere or by some other means?

Professor PC Thomas Classes · Answer

Unlike electrostatic forces, gravitational force is independent of the intervening medium. There is no known material or method to shield against gravity because mass is always positive and gravity is universally attractive.