Navigation (Intellect): Navigation on the ground and between planets, often using Drift(link) technologies(link). It can also represent a character's knowledge of stellar locations, astronomy and formation of the galaxies within the Material Plane(link).

Athletics (Brawn): A measure of the character's overall fitness and physical conditioning.

Computers (Intellect): Covers everything from mundane use of a computer to research hard-to-find subjects, to hacking government mainframes and breaking digital encryptions.
Cool (Presence):
Coordination (Agility):
Discipline (Willpower):
Mechanics (Intellect):
Medicine (Intellect):
Perception (Cunning):
Resilience (Brawn):
Skulduggery (Cunning):
Stealth (Agility):
Streetwise (Cunning):
Survival (Cunning):
Vigilance (Willpower):

Charm (Presence):
Coercion (Willpower):
Deception (Cunning):
Leadership (Presence):
Negotiation (Presence):

It is important to note that all of these skills use Agility as their base Characteristic.
Piloting (Planetary):
Piloting (Space):
Piloting (Operating): For craft of Silhouette 5 or more.

Brawl (Brawn):
Melee (Brawn):
Ranged: Light (Agility):
Ranged: Heavy (Agility):
Gunnery (Agility):
Magic (Willpower):
Tech (Intellect):
Combat Mastery (varies)

Life Science (Intellect):
Physical Science (Intellect):
Social Science (Intellect):
Lore (Intellect):
Warfare (Intellect):