ESA Conducts Mars Terraforming Experiments On ISS
geegel writes "Space is a hostile environment for living things, but small organisms on the Expose-E experiment unit outside Europe's Columbus ISS laboratory module have resisted the solar UV radiation, cosmic rays, vacuum and varying temperatures for 18 months. A certain lichen seems to be particularly happy in open space."
At this point we don't even have an idea when humans will finally get there.
We had a pretty good idea until a few days ago.