Can be build completely out of Lego bricks.
About the MOC
This is a MOC of the the VentureStar. It has a openable payload compartment. The wings are hinged and can be moved around.
About the rocket
VentureStar was a SSTO reusable launch system developed by Lockheed Martin. It would launch vertically and land on a runway. It was powered by linear aerospike engines.