Federated Sentient Planets universe Several of McCaffrey's series (and more than half her books) are set in a universe governed by the "Federated Sentient Planets" ("Federation" or "FSP"). Although Pern's history is connected to the Federation, McCaffrey only used it as a backdrop for storytelling and did not consider her different "worlds" to be part of the same universe.
Federated Sentient Planets universe Several of McCaffrey's series (and more than half her books) are set in a universe governed by the "Federated Sentient Planets" ("Federation" or "FSP") Although Pern's history is connected to the Federation, McCaffrey only used it as a ba.ckdrop for storytelling and did not consider her different "worlds" to be part of the same universe.