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Xterium Senators

All Xterium Senators: Admiral, Tactician, Technocrat, Geologist, Architect, Scientist, Navigator, Scout, Engineer, Lunar Engineer, Logistician, and First Officer. What bonus does each one provide, and up to what level can they be upgraded?

12
senators
3
groups
50
max. level

Senators are hireable advisors in Xterium, each of whom strengthens their respective side of the game. Senators are hired using achievement points and leveled up: the higher their level, the stronger their bonuses.

Here, the senators are grouped by role: combat roles—Admiral, Tactician, Technocrat, and First Officer (attack, armor, shields, combat); economy and development—Geologist, Scientist, Architect, and Logistician (resource extraction, science, construction speed, contracts, and fund); fleet, intelligence, and expansion—Navigator, Engineer, Scout, and Moon Builder (fleet speed and slots, espionage, and moons).

Tap a senator's card to see their bonuses and maximum level.

Combat Senators

· 4
Admiral, Tactician, Technocrat, and Chief of Staff—boost the fleet's attack, armor, shields, and combat effectiveness.

Economics and Development

· 4
Geologist, Scientist, Architect, and Logistician — resource extraction, science, construction speed, contracts, and funds.

Navy, Intelligence, and Expansion

· 4
Navigator, Engineer, Scout, and Moonmaker—fleet speed and slots, espionage, and moons.

Summary table of all senators

Summary table: all senators with stats
Name Group Effect
Admiral Combat Senators Combat senator. Bonuses at max level (35): Attack +35%, Accuracy +5.5%, Extra shot chance +3%.
Tactician Combat Senators Combat senator. Bonuses at max level (35): Armor +35%, Evasion +5.5%, Extra shield chance +3%.
Technocrat Combat Senators Combat senator. Bonuses at max level (35): Shields +35%, Shield regen +11%, Auto-repair after battle +3%.
Geologist Economics and Development Economy senator. Bonuses at max level (50): Ore mining +35%, Storage size +100%, Resource protection on defense +3.8%.
Architect Economics and Development Construction senator. Bonuses at max level (50): Building construction +55%, Defense construction +40%, Fleet construction +35%.
Scientist Economics and Development Science senator. Bonuses at max level (50): Science +155, Energy output +85%, Expedition groups +1.5.
Navigator Navy, Intelligence, and Expansion Fleet senator. Bonuses at max level (30): Flight speed +80%, Engine efficiency +15%, Expedition time -30 seconds.
Scout Navy, Intelligence, and Expansion Scouting senator. Bonuses at max level (7): Espionage power +8, Scouting espionage power +5.
Design engineer Navy, Intelligence, and Expansion Engineering senator. Bonuses at max level (50): Fleet cargo capacity +100%, Fleet slots +8, Parts bonus in Hostail +15%.
Moon Maker Navy, Intelligence, and Expansion Moon senator. Bonuses at max level (25): Moon creation on own orbit +25%, Moon defense +10%, Death Star power +15%.
Logist Economics and Development Supply senator. Bonuses at max level (25): Contract rewards +30%, Production Fund output +50%.
Chief mate Combat Senators Combat senator. Bonuses at max level (25): Extra shield power +26%, Extra shot power +15%, Defense destruction +15%.

Questions and answers

How many senators are there in Xterium in total?
The game has 12 senators. They are split into 3 groups: Combat Senators — 4, Economics and Development — 4, Navy, Intelligence, and Expansion — 4.
Who are senators in Xterium?
Senators are hired advisors, each strengthening their own side of the game: combat, production, science, construction, fleet, espionage or moons. They are hired for achievement points and leveled up.
How many senators are there in total?
There are 12 senators in the game: Admiral, Tactician, Technocrat, Geologist, Architect, Scientist, Navigator, Scout, Engineer, Moon Maker, Logistician and First Officer. “Governors” is the general name for the whole senator system, not a separate senator.
Which senator is needed for combat?
Combat senators: Admiral (attack and accuracy), Tactician (armor and evasion), Technocrat (shields and restoration) and First Officer (extra attack and shield power, defense destruction).
Which senator increases production and science?
The economy is handled by the Geologist (mine production and storage), the Scientist (science and energy), the Architect (build speed) and the Logistician (contracts and the Production Fund).
Up to what level do senators upgrade?
The maximum level depends on the senator: the Geologist, Scientist, Architect and Engineer reach 50, combat ones reach 35, some reach 25–30, and the Scout only 7. The exact maximum is shown in each one's card.

The Xterium knowledge base is maintained by the project team; data is verified against the game engine. About the project and team →

Data updated: 2026-08-06 · Game version: 2.12.7