Indra IV was a planet, a gas giant located in the Agni Cluster in Federation space, in the galaxy's Alpha or Beta Quadrants.
History and specifics[]
Indra IV was the fourth planet of the Indra star system.
In the year 2383, the Federation starship USS Enterprise-E surveyed Indra IV while searching for potential colony worlds. The Enterprise-E found that Indra IV had two Mars-sized moons which looked suitable for terraforming. (TOS novel: Indistinguishable from Magic)