If you prefer a more "in-game lore-friendly" approach, some mods add an . Fire it at yourself or a friend (in multiplayer) to instantly bring up the character edit window. It’s quick, portable, and works on both single-player and dedicated servers.
The most widely recommended solution is (often found on the Steam Workshop or Chucklefish Forums). This mod adds a few key features, but the most important is the Appearance Customizer . This is usually a new piece of furniture or a craftable item that re-opens the character creation screen.
How to Change Your Character’s Look in Starbound : The Essential Mod Guide