Here is the full list of all 43 Luminosity achievements.
Conquer 100% of the map.
Win 500 levels in Arcade mode.
Reach level 30 in Arcade mode on Insane difficulty.
Reach level 20 in Arcade mode on Insane difficulty.
Reach level 30 in Arcade mode on Hard difficulty.
Shoot 5000 lasers in total.
Destroy 100 enemy drones using power-ups.
Reach level 20 in Arcade mode on Hard difficulty.
Block a damage while on 1 health.
Reach level 10 in Arcade mode on Hard difficulty.
Reach level 30 in Arcade mode on Medium difficulty.
Conquer an area worth three or less points.
Reach level 20 in Arcade mode on Medium difficulty.
Win 100 levels in Arcade mode.
Reach level 10 in Arcade mode on Medium difficulty.
Destroy 50 enemy drones using power-ups.
Reach level 30 in Arcade mode on Easy difficulty.
Reach level 20 in Arcade mode on Easy difficulty.
Reach level 10 in Arcade mode on Easy difficulty.
Purchase a upgrade.
Conquer an area worth over 1500 points.
Reach level 10 in Arcade mode on Insane difficulty.
Beat a Arcade level using two or fewer lasers.
Win one level in Arcade mode.
Beat the entire fourth galaxy in Campaign mode.
Congratulations! You have unlocked the "Amorphous"! It's ready to be used in the Arcade mode!
Earn all 27 stars in the fourth campaign world.
Shoot 1000 lasers in total.
Destroy 10 enemy drones using power-ups.
Beat the entire third galaxy in Campaign mode.
Congratulations! You have unlocked the "Tertius"! It's ready to be used in the Arcade mode!
Earn all 27 stars in the third campaign world.
Beat the entire second galaxy in Campaign mode.
Congratulations! You have unlocked the "Falcon"! It's ready to be used in the Arcade mode!
Earn all 27 stars in the second campaign world.
Destroy at least three enemies with a single laser using the "Destroyer" power-up.
Destroy one enemy with the "Destroyer" power-up.
Earn all 27 stars in the first campaign world.
Beat the entire first galaxy in Campaign mode.
Congratulations! You have unlocked the "Shield"! It's ready to be used in the Arcade mode!
Shoot 100 lasers in total.
Congratulations! You have unlocked the Arcade mode.
Win one level in Campaign mode.