StellarisDB

Railguns

Tier 2 engineering technology · Propulsion
EngineeringTier 2Propulsion

Railguns is a tier 2 engineering technology (Propulsion) in Stellaris 4.5.2. Its base cost is 2,000 research. It needs Coilguns. It unlocks Large Railgun, Large Shard Rail Accelerator, Medium Railgun and 4 more and leads to 3 technologies. Console: research_technology tech_mass_drivers_3.

RailgunsPropulsion· tier 22,000
Base cost
2,000
Area
Engineering
Tier
2
Draw weight
85
Path from start
2 techs, 3,250 research
ID
tech_mass_drivers_3

What Railguns does

Modifiers as the game prints them, from the technology's modifier block; then the unlock lines its research card shows.

  • +5%Army Damage

What Railguns unlocks

Everything in the game files that lists this technology as a prerequisite; “condition” marks objects that check for it in their conditions instead.

How to get Railguns

Research in Stellaris is drawn: each area offers 3 cards at a time, weighted by each technology's draw weight (here 85) and its weight modifiers. Tier 2 opens after 6 tier 1 technologies of the same area.

The whole research path: 2 technologies, 3,250 base research with this one
  1. Mass Driversstarting tech
  2. Coilguns1,250 · tier 1

What Railguns leads to

Technologies that list it as a prerequisite.

Other names for some empires

technology_swap: the same research shows another name (and sometimes other effects) when its condition holds.

  • Shard Rail Accelerator
    • Uses bio-ships

In the game

The latest in electromagnetic accelerators, railguns use twin parallel rails to fire projectiles at incredible speeds.

Console command

Typed in the game's console (the ~ key); achievements are off for that game.

research_technology tech_mass_drivers_3
Draw weight script, as in common/technology/00_eng_weapon_tech.txt
modifier = {
	factor = 1.25
	has_ethic = ethic_militarist
}
modifier = {
	factor = 1.5
	has_ethic = ethic_fanatic_militarist
}

Railguns: questions

How do I get Railguns in Stellaris?

Research Coilguns first (2 technologies in the whole chain); then Railguns can be drawn as one of the 3 engineering research options.

What does Railguns do?

It gives +5% Army Damage. It unlocks Large Railgun (ship component), Large Shard Rail Accelerator (ship component), Medium Railgun (ship component), Medium Shard Rail Accelerator (ship component), Shard Rail Accelerator (ship component), Small Railgun (ship component) and 1 more. It leads to Advanced Railguns, High-Density Munitions and Loader Efficiency.

What is the ID of Railguns?

The technology's ID is tech_mass_drivers_3. To get it with the console: research_technology tech_mass_drivers_3 (Stellaris 4.5.2).

How much does Railguns cost?

2,000 engineering research before modifiers. In game the cost grows with empire size (+0.2% per point above the base, common/defines) and the galaxy's tech cost setting.

Source: common/technology/00_eng_weapon_tech.txt and localisation/english, Stellaris Cygnus v4.5.2 (9776). Base numbers before empire-size and difficulty modifiers.

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