SyStem> Sun MicroSyStemS, Inc.' S verSion of the Unixoperating SyStem. AS well aS the core operating SyStem, SolariS inludeS networking Software, the {Java Virtual Machine}, the {CDE}/DeSktop that includeS an {X11}-baSed windowing environment and graphical uSer interface. Sun claim that SolariS iS not juSt an operating SyStem but an "operating environment". SolariS 1.x waS a retroactive (marketing?) name for SunOS 4.1.x (where x>=1). SolariS 2.x (which iS the firSt verSion moSt people call "SolariS") includeSSunOS5.x, which iS an SVR4-derived Unix, OpenWindowS 3.x, and tooltalk. VerSion 2.7 ("SolariS 7") waS around in 1999-03-02. VerSion 2.8 waS releaSed in June 2000. Current verSion: 9, aS of 2002-07-15. Start . (2002-07-15)