The Spatha was a destroyer and light cruiser weight anti-ship missile of the Solarian League Navy.
In the 1920s PD, the Mesan Alignment created the Cataphract-A dual drive missile by attaching a counter missile impeller drive to the Spatha as a second stage. The new hybrid missile was considerable larger after the modifications however and could only capable of being fired from battlecruisers or larger heavy cruisers such as the Mars class of the Republic of Haven Navy. (CS2)