Novels by Jerry Pournelle

1974 novel by Larry Niven and Jerry Pournelle

1977 novel by Larry Niven and Jerry Pournelle

1987 novel by Larry Niven, Jerry Pournelle and Steven Barnes

Footfall is a 1985 science fiction novel by American writers Larry Niven and Jerry Pournelle. The book depicts the arrival of members of an alien species called the Fithp that have traveled to the Solar System from Alpha Centauri in a large spacecraft driven by a Bussard ramjet. Their intent is conquest of the planet Earth.