The Celaran Pact is the tenth book in the PIT series. A newly formed alliance of Terrans and Celarans sends a fleet to intimidate the Quarus with a show of force. They find resistance more formidable than expected, and the PIT team soon discovers that they are fighting old enemies as well as new. A 56,000 word science fiction adventure. The tenth book of the Parker Interstellar Travels series. Michael McCloskey is a software engineer in Silicon Valley who dreams of otherworldly creatures, mysterious alien planets, and fantastic adventures.