Typically, "stellar" is an adjective referring to one or more stars. See also:
*The Narrabri Stellar Intensity Interferometer was the first astronomical instrument to measure the diameters of a large number of stars at visible wavelengths.
*Stellar aberration is an astronomical phenomenon defined as an apparent motion of the heavenly bodies due to a combination of the motion of the Earth and the finite velocity of light.
*A stellar association is a very loose star cluster, looser than both open clusters and globular clusters.
*Stellar astronomy is the study of stars and the phenomena exhibited by the various forms/developmental stages of stars. Timeline of stellar astronomy
*Stellar atmosphere. Different stars have different atmospheres.
*A stellar black hole is a black hole formed by the collapse of a massive star at the end of its lifetime.
*Stellar cartography. In astronomy, a term used to refer to the mapping of stars, nebula, and other interstellar phonomena.
*Stellar Course Management System, an online course webpage system from MIT.