Super Heavy is the name of the first stage of the launch system called "Starship", which evolved in its design from the 2016 ITS and 2018 BFR.
The second stage is also called "Starship" (hence the confusion, sometimes) which is stacked on top of super heavy.
ilfulo t1_j836shr wrote
Reply to comment by SwiftTime00 in SpaceX on Twitter: Super Heavy Booster 7 completed a full duration static fire test of 31 Raptor engines, producing 7.9 million lbf of thrust (~3,600 metric tons) – less than half of the booster’s capability by allforspace
Super Heavy is the name of the first stage of the launch system called "Starship", which evolved in its design from the 2016 ITS and 2018 BFR. The second stage is also called "Starship" (hence the confusion, sometimes) which is stacked on top of super heavy.