spouses income and child support order

(Minnesota)

Does the fathers spouses income have any consideration in determinating and collecting a child support order after paternity has been established for a child born from having an affair with a married man? This man also works but is self employed and has partners in all his businesses and rarely is the named owner. Including his cas and homes which are mostly in his wife's name. They also have 2 children together 1 under 18 and 1 over 18. Along with 3 other children 2 which are minors with other woman.