A Javelin missile is ammunition for the Javelin Pod; without a Pod to store them in you cannot purchase or use Javelins. Each pod stores up to 200 Javelins.
-Outfitter Description

Weapon Details

The Javelin is fired by the Javelin Pod. The Javelin Storage Crate can be purchased to increase your maximum ammo capacity.

Outfitter Locations

The Javelin can be purchased at the following ports: