antiEarth
antiEarth is a hypothetical celestial body that is the opposite of Earth. It is theorized to have originated from antimatter, possessing a negative mass and charge. If antiEarth were to exist, its properties would be the inverse of Earth's. For instance, it would repel rather than attract matter. Its existence is purely speculative and not supported by current scientific evidence. The concept of antiEarth arises from theoretical physics, exploring the possibility of matter-antimatter symmetry in the universe. In such a scenario, for every type of matter particle, there would be a corresponding antiparticle, and thus potentially entire celestial bodies composed of antimatter. The annihilation that would occur if antiEarth were to come into contact with Earth or any other matter-based object would release an immense amount of energy, a phenomenon known as matter-antimatter annihilation. However, there is no observational data to suggest the presence of such an object in our solar system or beyond. The search for antimatter on a macroscopic scale remains a significant challenge in astrophysics and cosmology. Current theories about the early universe suggest a slight asymmetry between matter and antimatter, leading to the dominance of matter we observe today.