The Star for Conspicuous Heroism was an award, a medal that was awarded by the Federation to Starfleet personnel. The Star for Conspicuous Heroism could be attached as a device to the Starfleet Silver Palm.
History and specifics[]
For his actions alongside Piper in helping to defeat Vice Admiral Vaughan Rittenhouse's conspiracy, Sarda was awarded the Silver Palm and Star for Conspicuous Heroism. (TOS - Fortunes of War novel: Dreadnought!)