The Alastor Cluster is the fictional setting of three of Jack Vance's novels: Trullion: Alastor 2262, Marune: Alastor 933, and Wyst: Alastor 1716, each named after a world in the cluster.
oak leaf cluster | Oak Leaf Cluster | cluster | Cluster analysis | Tyne and Wear North-West Cluster | star cluster | globular cluster | Core collapse (cluster) | cluster munition | Cluster (computing) | Beowulf cluster | 1995 Shali cluster bomb attack | Trullion: Alastor 2262 | Oak leaf cluster | MySQL Cluster | Macro-Páesan "cluster" | High-availability cluster | Globular cluster | Cluster of differentiation | cluster of differentiation | Cluster munition | Cluster (epidemiology) | cluster (computing) | Cluster (band) | Cluster | Bullet Cluster | Brocchi's Cluster | Alastor | A cluster of ''Nerita plicata'' at low tide at Turtle Island | A cluster of ''Dactylopius coccus |