Specific

Terraforming
The Terraforming is the basic research necessary to build the Voyager, who can ship to terraform a planet (increasing the number of locations on the planet).

Cost of Terraforming
The levels indicate the research level of Terraforming

Wormhole Technology
The wormhole technology to find and use the wormholes present in the space. Once connected, the flight time decreases considerably!

Flight Times
The level indicated the level of wormhole tech research