It's important to clarify that "acid rain" as we understand it on Earth, caused by human-made pollutants, doesn't exist on other planets in the same way. However, some planets do have atmospheric conditions that could be considered analogous to acid rain.

Here are a few examples:

* Venus: The atmosphere of Venus is incredibly dense and hot, composed primarily of carbon dioxide. It rains sulfuric acid, but due to the extreme heat, the acid evaporates before it reaches the surface.

* Titan (Saturn's moon): Titan has a methane-rich atmosphere, and it rains liquid methane, which can be considered a form of "acid rain" as it's a weak acid. However, it's not the same as the sulfuric acid rain on Venus.

* Jupiter: The upper atmosphere of Jupiter contains ammonia, which can form ammonium hydrosulfide, a compound that acts as a weak acid. While it doesn't rain in the traditional sense on Jupiter, these acidic compounds could contribute to a form of "acid precipitation."

It's crucial to remember that these are just analogies to Earth's acid rain. The conditions and chemistry on these planets are vastly different, and the impact of these "acid" compounds on their surfaces is not fully understood.