|LEGO → System → Space → Exploriens|
The Planetary Decoder is an Exploriens spaceship. Its main features are its huge laser cannon and its large thrusters. The thrusters can be angled up and down. The laser cannon could also be an antenna, or a satellite. It too can be angled up and down. The ship carries on it two alien fossil tiles and a laser. Overall, it is mostly white with a few hints of black. The fossil, when put under a transparent red brick, shows an alien face, and when put under a transparent blue brick shows a fossil. On the back page of the instructions are two more possible builds.
- This is one of two sets in which Part 30036 is White.