Complex sentence: Back on the planet, Anastasia has administered powerful painkillers to Starbuck and bandaged her injured hands, and with her guidance she tries to repair the avionics systems and get the Raptor back in the air.
Split into simpler sentences: Back on the planet, Anastasia has administered painkillers to Starbuck and bandaged her hands. With Starbuck's guidance, Anastasia begins to repair the avionics systems to get the Raptor back in the air.