Source: Starfinder Core Rulebook p.508
Gnomes are Small humanoids with the gnome subtype.
Gnomes receive a +2 racial bonus to Culture checks.
A feychild gnome gains +2 Charisma, while a bleachling receives +2 Intelligence.
Gnomes receive a +2 racial bonus to saving throws against fear and despair effects. Once per day, after rolling a 1 on a d20, the gnome can reroll and use the second result.
Gnomes gain the following spell-like abilities:
1/day-dancing lights, ghost sound, and token spell.
The caster level for these effects is equal to the gnome's character level. In addition, gnomes get a +2 racial saving throw bonus against illusion spells and effects.
Gnomes can see in dim light as if it were normal light.