Starfield Skills -> Combat Skills
Lasers is a skill in Starfield located in the Combat skill tree that improves player damage with laser weapons and provides a chance to light enemies on fire.
Lasers Skill Description
Personal laser weapons are in widespread use across the Settled Systems, and specialized training can greatly increase their effectiveness.

Lasers Skill Ranks
Rank 1
Laser Weapons do 10% more damage.
Rank 2
Laser Weapons do 20% more damage.
Rank 3
Laser Weapons do 30% more damage.
Rank 4
Laser weapons have a 5% chance to set a target on fire.