With degrees in astronomy, chemistry and education, it should come as no surprise that Harry Clement Stubbs - better known to SF readers as Hal Clement - produced some of the field's most compelling, scientifically literate work. This omnibus contains the clever alien-planet-with-a-twist novel ICEWO[...]

Mesklin is a vast, inhospitable, disc-shaped planet, so cold that its oceans are liquid methane and its snows are frozen ammonia. It is a world spinning dizzyingly, a world where gravity can be a crushing 700 times greater than Earth's, a world too hostile for human explorers. But the planet holds s[...]