Upgraded tech becomes (tech name)u. Upgrading consumes 3 of the original tech to build the tech u. Some tech can be upgraded to another level, creating a (tech name)uu. Use the examine command to view each tech. Note: Tech installed into a region tech slot can not be upgraded, uninstall the tech to upgrade.
{| style="margin:10px"
| '''''The following information was unavailable after the Galatic Expedition update'''''
|}
Multiple research projects can occur simultaneously as long as they are started in separate regions. [[Research facility]] is the only building that has a cap, at 8 buildings per region.