The 0.990 update introduced massive upgrades that moved it beyond the capabilities of the free versions:
: A separate "PRO" DLC is available for commercial use, such as for professional video production or planetariums. space engine 0990 download free upd
. It features major upgrades such as VR support, improved planetary diversity, and a new terrain engine. Legacy Version 0.9.8.0 (Free) improved planetary diversity