code: def satellite(isochrone, kernel, stellar_mass, distance_modulus,**kwargs):
      
      mag_1, mag_2 = isochrone.simulate(stellar_mass, distance_modulus)
      lon, lat     = kernel.simulate(len(mag_1))
  
      return mag_1, mag_2, lon, lat
docs: Wrapping the isochrone and kernel simulate functions.