Bacteria already won. Try cleaning that stuff off satellites and interstellar probes. Just found a great article in science news about it from a while back, which is worth digesting.

If bacteria band together, they can survive for years in space

Link: https://www.sciencenews.org/arti

Tiny clumps of bacteria can survive at least three years in outer space, raising the prospect of interplanetary travel by microbial life.