Complex sentence: The Zarya module is capable of station keeping and provides sizable battery power; it was suggested to have initially been built to both power and control the recoil from a further derivation of the then classified Skif laser system/Polyus satellite.
Split into simpler sentences: The Zarya module is capable of station keeping and provides sizable battery power. It was suggested to have initially been built to both power and control the recoil from a further derivation of the then classified Skif laser system/Polyus satellite.