Can be build completely out of Lego bricks.
About the MOC
This is a MOC of the Proton-K rocket in the Zond confirguration. The first three stages of the rocket can be separated. The fourth stage is inside the cylinder on top of the third stage.
About the rocket
Proton-K was a Soviet launch vehicle. The Proton-K Zond variant launched a number of Zond spacecrafts into space and around the moon.