SLES - SPAC
- SNELL, Edmund
- SNODGRASS, Melinda M(arilyn)
- SNOW, C(harles) P(ercy)
- SNYDER, Cecil III
- SNYDER, E.V.
- SNYDER, Gene
- SNYDER, Guy
- SOBCHACK, Vivian (Carol)
- SOCIAL DARWINISM
- SOCIAL ENGINEERING
- SOCIETY
- SOCIOLOGY
- SOFT SCIENCES
- SOFT SF
- SOHL, Jerry
- SOKOPSOWSKI, Krzysztof
- SOL RISING
- SOLAR WIND
- SOLARIS
- SOLO, Jay
- SOLOGUB, Fyodor
- SOMERS, Bart
- SOMETHING ELSE
- SOMETHING IS OUT THERE
- SOMTOW, S.P.
- SON OF BLOB
- SON OF GODZILLA
- SON OF KONG
- SONDERS, Mark
- SONGWEAVER, Cerin
- SOREL, Edward
- SOUCEK, Ludvik
- SOUKUP, Martha
- SOUTH AMERICA
- SOUTH, Clark
- SOUTHERN, Terry
- SOUTHWOLD, Stephen
- SOVIET UNION
- SOWDEN, Lewis
- SOYKA, Otto