Larry Niven

The Ringworld Throne is a novel by Larry Niven, first published in 1996. It is the direct sequel to his previous work The Ringworld Engineers. He wrote it as a replacement after being unable to finish his contracted novel The Ghost Ships, the sequel to The Integral Trees and The Smoke Ring.

Protector is a 1973 science fiction novel by Larry Niven, set in his Known Space universe. It was nominated for the Hugo in 1974, and placed fourth in the annual Locus poll for that year. The work fleshes out a species called the Pak, originally introduced in a 1967 story called The Adults, which forms the first half …