there is no scientific evidence or credible information about the existence of extraterrestrial life or aliens. Therefore, we cannot definitively say whether aliens exist or what their characteristics, behaviors, or clothing preferences might be.
However, it's worth noting that the concept of wearing socks is a cultural practice specific to humans on Earth. Clothing, including footwear, serves various purposes such as protection, comfort, and cultural expression. If intelligent beings exist elsewhere in the universe and have developed civilizations or societies, it is possible that they have their own unique clothing or protective gear suited to their environmental conditions, body structures, and cultural norms. Speculating about their clothing preferences, including wearing socks, would be purely speculative at this point.