If Earth were to be destroyed, it would only impact our local planetary system and the life forms residing on it. The existence of other planets and universes would not be affected. The destruction of Earth would not have any direct consequences for celestial bodies in other star systems, galaxies, or universes.
Our universe is vast, with billions of galaxies, each containing billions of stars. These galaxies and star systems exist independently of Earth and its inhabitants. Similarly, other planets within our own galaxy, the Milky Way, continue to exist irrespective of Earth's fate.
It's important to note that the destruction of Earth would be a significant event with potential consequences for our immediate vicinity. For instance, if Earth were to explode or undergo a catastrophic event, the debris and energy released could affect nearby celestial bodies such as the Moon, nearby planets, or even the remaining asteroids and comets in our solar system. However, the impact would be localized rather than universal.
As for other universes, their existence is still a subject of speculation and ongoing scientific exploration. Currently, the prevailing scientific model suggests that our universe is the only one we can directly observe or interact with. However, various theories, such as the multiverse hypothesis, propose the existence of multiple universes, potentially with their own distinct laws of physics. If these theories are accurate, the destruction of Earth would not have any bearing on the existence of other universes.
In summary, while the destruction of Earth would have significant consequences for our local system, it would not impact the existence of other planets within our galaxy or the potential existence of other universes.