Once I get Cosmos assets can I keep them for an indefinite time? June 30, 2021 08:55 Updated Yes. Cosmos assets are yours to keep once they are inserted into your scene. Related articles Can I use the Cosmos assets when I download a trial version of V-Ray? Can I use Cosmos assets commercially? Can I use Cosmos assets with Corona Renderer? What does automatic level of detail (LOD) mean and is that important? Is the Cosmos Library free?