High Metal Content Planets, candidates for terraforming. These are more valuable planets than normal high metal content ones.
Ammonia Worlds. These are rare and valuable.
Water Worlds, very odd looking...
Water Worlds, candidate for terraforming.
Earth Like Worlds, the most valuable planets of any kind.
Check also how these system map objects fit to your Cockpit Holograms.
For more space station info see Space Stations page.