In the system editor, the refresh key will reload biome types, and refocus and preview the current planet. Slightly WIPish as there is an arbitrary timeout, but if you're terrain hacking, you can probably edit a timeout if it comes up. Symptom of failed timeout is ending up focused on the sun. - https://github.com/JustinLove/system_editor_reset - http://wondible.com/pa/system_editor_reset.zip - PAMM
