Idolatry: Consists in Worshipping the Host of Heaven
Source: TTT
Deuteronomy 4:19
When you look to the heavens and see the sun and moon and stars—all the host of heaven—do not be enticed to bow down and worship what the LORD your God has apportioned to all the nations under heaven.
Deuteronomy 17:3
and going to worship other gods, bowing down to them or to the sun or moon or any of the host of heaven—which I have forbidden—