+The **Luminosity Function** acts as a cosmic census, detailing how many celestial objects, such as a [Galaxy](/wiki/galaxy), emit light at a specific [Luminosity](/wiki/luminosity) within a given volume. This vital tool helps astronomers understand the population distribution of light sources and the evolution of the cosmos.
+## See also
+- [Star](/wiki/star)
+- [Redshift](/wiki/redshift)
+- [Magnitude](/wiki/magnitude)
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