This rocket is used to get to Proteus and Triton. You can get the blueprint for this rocket from a Io Dungeon Chest.
Crafting
You will need a Tier 5 Rocket, 10 Tier 6 Heavy Duty Plates, Tier 2 Durable Nose Cone, 2 Tier 2 Boosters, 4 Tier 2 Durable Rocket Vanes, and a Tier 2 Durable Rocket Engine.
It takes 26 seconds from the Overworld to the galaxy map menu after the countdown.
