I have property in my own person, hence the labor of my body and the work of my hands are my property. What I remove from a state of nature and mix my labor wit

I have property in my own person, hence the labor of my body and the work of my hands are my property. What I remove from a state of nature and mix my labor with, becomes my property. That's how asteroids and planets ought to and will become property. See Chapter V of Locke's Second Treatise of Government, Of Property.