R* (disambiguation)

*R or R* denote hyperreal numbers.

R* may also refer to:


 * R* rule (ecology), or resource-ratio hypothesis, a hypothesis in community ecology
 * Rockstar Games, an American video game publisher
 * r* or r-star, natural rate of interest
 * R*-tree, a tree data structure for spatial access
 * Rstar, later called Okina, a sub-satellite of SELENE