Hi
I was wondering if there is any way to find out what atrifacts do what ?? I have a couple that I know but would love to know them all !!!

Atmospheric Decimator = Increased attack during invasion's x 100 plus 7 % bonus !

Quantum Hydro-Meliorator = Planet structure size 1 Artifact 1 Population 100 limit 1 -Population bonus doubles when used on a Terra, Gaia or Dyson planet -bonus triples on an Oceanic planet !

Xecti Pathway Detector = a trap that lasts one year and alerts the owner the moment it is scanned by other ships, So if you have something rare that has yet to be scanned by anyone else, this thing pings you !

Quasi-Spacial Expander = Creates an intense spacial distortion field around a massive or smaller planet, expanding its size by 1 !

Planet Flux = This device hides one of your planets from the lists
of all other players who have currently scanned it.The flux does not remove any active alerts on the planet,although they will expire normally !

Continuum Beacon = Increases the scanning capability of your ship by 15% for 1 hour !

Terraforming Device = Permanently increases the available resources of a planet !

Warp Gate Chassis = [ Planet Structure - Size:1, Mining:1, Artifact:1, Research:1 ] Constructs a Warp Gate on your planet (limit 1 per planet) !

Neural Interface = Enhances your situational awareness, increasing all experience gains by 15% for 20 minutes !

Ship-Bot = Adds 2 decks to your ship when used !

Unstable Wormhole Emitter = Warps away 1 guard of a target enemy planet !

Planet Name Contract = Allows you to rename a planet that you currently occupy !

Research Data Archive = [ Planet Structure - Size:2 ] Constructs a Research Data Archive on your planet (limit 5 per planet).Increases your total research production capacity by 2000 points !

Artifact Warehouse = [ Planet Structure - Size:2 ] Constructs an Artifact Warehouse on your planet (limit 5 per planet). Increases your total planetary artifact production capacity by 4000 points !

Mineral Storage Tower = [ Planet Structure - Size:2 ] Constructs a Mineral Storage Tower on your planet (limit 5 per planet). Increases your total planetary mineral production capacity by 2000 units !

Refining Lab Chassis = [ Planet Structure - Size:1, Mining:1, Research:1 ]
Constructs a Refining Lab on your planet (limit 1 per planet) !

Relay Tower Chassis = [ Planet Structure - Size:1, Artifact:1, Research:1 ] Constructs a Relay Tower on your planet (limit 1 per planet) !

Processing Core Chassis = [ Planet Structure - Size:1, Artifact:1, Mining:1 ] Constructs a Processing Core on your planet (limit 1 per planet) !

Subspace Seeker = Temporarily Increases the scanning capability of your ship by 175 !

Android Helmsman = Hiring this droid into your crew will increase your defense by 3 !

Null Fuse = Removes a harmful trap effect (at random) from your ship !

Alarm Sentry = [ Trap - 1 Week ] When applied, the first ship to attack
the target planet will cause the planet to strike to action, boosting its defense by 600 for 12 hours !

Durtanium Brackets = Stabilizes interior bulkheads, Increasing ship hull integrity by 10 !

Android Scientist = Hiring this droid into your crew will increase your research by 4 !

Tesseract Container = Expands the cargo capacity of your ship by 10 !

Drannik Saboteur = Sabotages the systems of a non-player enemy, temporarily reducing defense by 50% !

Grav-Whip Trap = [ Trap - 1 Week ] When applied, a ship that attacks
the target planet has a chance to take 400 damage !

Halcyon Trap = [ Trap - 1 Week ] When applied, an attacking ship
has a chance to become pacified for 1 hour, being unable to attack or be attacked by others !

Quantum Firewall Trap = [ Trap - 1 Week ] When applied, the first ship to
hack you will lose all cloaking power for 2 hours !

Shield Sentries = Activates Shield Sentries on one of your planets,
boosting its defense by 300 for 1 day !

Shield Amplifier = Doubles the amount of shield power available on your ship for 4 hours !

Star Chart Purger = Removes the target planet from your scan database, increasing your chances of scanning for new locations !

Krionus Virus Trap = [ Trap - 1 Week ] When applied, an attacking ship
has a chance to lose 90% attack power for 30 minutes !

Spy Uplink Chassis = [ Planet Structure - Size:1, Research:1, Cloak:40 ]
Constructs a Spy Uplink on your planet (limit 2 per planet) !

Omicron Mine Trap = [ Trap - 1 Week ] When applied, an attacking ship
has a chance to take 400 additional damage instantly !

Space Elevator Chassis = [ Planet Structure - Size:1, Artifact:1, Population:50 ] Constructs a Space Elevator on your planet (limit 2 per planet) !

Phase Cutter Chassis = [ Planet Structure - Size:1, Mining:1, Attack:100 ] Constructs a Phase Cutter on your planet (limit 2 per planet) !

Sentry Guards = Activates Sentry Guards on one of your planets, boosting its attack output by 300 for 1 day !

Longevity Serum = Increases a planet's maximum population by 50% for 2 days !

Ion Repulsor Charge = Bolsters structural defenses on a planet by 30% for 1 day !

Disarming Bomb = Disrupts the systems of a target ship, temporarily reducing attack by 10% !

Planet Vortex Deflector = Gives the target planet immunity to artifacts and abilities for 1 day !

Ion Storm Charge = Reduces all defenses of an enemy planet by 15% for an hour !

Calming Amplifier = Prevents your ship from being attacked, but also prevents your ship from attacking. Lasts 12 hours !

Crimson Obelisk = Magnifies the intensity of weapon systems, temporarily increasing attack by 10% !

EMP Sphere = Disrupts the systems of a target ship, temporarily reducing defense by 10% !

Containment Missile = Removes most beneficial effects (except traps) from an enemy ship !

Nanite Swarm Capsules = Releases a swarm of armor nanites around your ship, increasing hull integrity by 50% for 2 hours !

Grid Console = A temporary firmware package, increasing your ship defenses by 20% for 2 hours !

Tachyon Cylinder = Temporarily Increases the scanning capability of your ship by 50 !

Spy Probe - Resources = This probe returns data on a ship's available unspent resources !

Containment Cage = Removes all harmful effects (except traps) from your ship !

Void Shell = Surrounds a planet in a strong stealth field, increasing its cloak by 100 for 1 day !

Planetary Time Vortex = Instantly advances the colony development of a planet by 1 day !

Quantum Flare = Emits rapid pulses of jamming energy, reducing enemy scan ability by 50% for 15 minutes !

Engineered Virus = Stops population growth on an enemy planet for 1 day !

Ancient Crystal Foci = Increases the power of weapon systems by 5% for a short amount of time !

Positron Clouder = Releases an intense blast of high-energy positrons, Reducing enemy cloaking ability by 50% for 15 minutes !

Cloning Pods = Quickly maximizes the target planet population !

Dark Pyramid = Temporarily increases your cloaking ability by 50 !

Spy Probe - Weapons = This probe returns data on the total amount of attack power a ship has !

Spy Probe - Defenses = This probe returns data on the total amount of defense a ship has !

Flux Probe = This probe returns data on the number of other ships that have scanned the target planet !

F.A.T.H.E.R. = [ Limited Energy Relay - Size:5, Charge Rate:5 ] Installs a Fusion Amplified Tensile High Energy Relay on your ship. Limit 2 per ship. Can be installed even if 4 other relays are online !

Weather Controller = [ Planet Structure - Size:2, Research:2, Population:200 ] Constructs a Weather Controller on your planet (limit 1 per planet) Cannot be constructed on barren planets !

Radiant Surge Cannon = [ Special Weapon ] Installs a Radiant Surge Cannon on your ship (limit 2 per ship). The weapon attack and size of the cannon is based on your rank when first installed !

Human Training Barracks = [ Planet Structure - Size:1, Attack:250, Defense:250, Population:500 ] Must be Human race to build this structure, but it will keep its bonus if your race changes. Limit 1 per planet !

Sillixx Starport = [ Planet Structure - Size:3, Artifact:2, Mining:2, Population:300 ] Must be Sillixx race to build this structure, but it will keep its bonus if your race changes. Limit 1 per planet !

Structural Extender = Increases the special size of your Legion Base by 1,
up to a maximum of 5 bonus size per base level !

Tactical Base Extender = Increases the standard size of your Legion Base by 1, up to a maximum of 10 bonus size per base level !

Command Beacon = [ Base Module - Special Size:2 ] Installs a Command Beacon on your base. Decreases cost to scan for enemy bases by 1 Red Badge per scan. Limit 3 per base !

Warp Arch = [ Base Module - Special Size:2 ] Installs a Warp Arch on your base. Increases Base Ability Point production by 3 per day. Limit 3 per base !

Base Comm Interlink = [ Base Module - Size:2, Defense: +10% ] Installs a Base Comm Interlink on your base. Also unlocks the use of certain base special abilities. Limit 2 per base !

Anomaly Readings = Collected data from the Sector G Anomaly. Grants 4 hours worth of research production !

Psionic Amplifier = +30 attack, +30 invasion attack !

Terraforming Device = Permanently increases the production rate of all three resources on a single planet by one level (i.e. Abundant -> Very Abundant). If the planet does not currently produce one of the three resources, then it will start to produce it at extremely Sparse !

I will update as I find out

Go to the Galaxy Legion Wiki, it will have all the information on the subject of artifacts you could ever want. if you click on the Help tab in-game, there's a link to the Wiki right there.

Cheers mate