In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: In astronomy , cosmogony is the study of the origin of things like the universe , the Solar System , or the Earth Moon system .
A:
In astronomy , cosmogony refers to the study of the origin of particular astrophysical objects or systems , and is most commonly used in reference to the origin of the universe , the Solar System , or the Earth Moon system .