Solaris is a multitasking, multiprocessing operating system and distributed computing... environment for Suns Sparc computers from SunSoft. It provides an enterprise-wide Unix environment that can manage up to 40, 000 nodes from one central station.Solaris is known for its robustness and scalability, which is expected in Unix-based SMP systems. An x86 version of Solaris is available that can also run applications written for Suns Interactive Unix.