Nitpicks: First, I would call it the Solar System. (Not any solar system, mind you.) That would be in line with existing nomenclature in which the Solar System

Nitpicks: First, I would call it the Solar System. (Not any solar system, mind you.) That would be in line with existing nomenclature in which the Solar System¹ is the name of our planetary system². Second, "moon" is not the best term (although I know it's in use like a lot of other "liberal English" words) and I would prefer "(natural) satellite"³ for this generic meaning and leave "moon" for the (Earth's) Moon⁴. ¹ https://en.wikipedia.org/wiki/Solar_System https://en.wikipedia.org/wiki/Solar_System ² https://en.wikipedia.org/wiki/Planetary_system https://en.wikipedia.org/wiki/Planetary_system ³ https://en.wikipedia.org/wiki/Natural_satellite https://en.wikipedia.org/wiki/Natural_satellite ⁴ https://en.wikipedia.org/wiki/Moon https://en.wikipedia.org/wiki/Moon