12. In the far corner of our galaxy exists the planet Loon. The inhabitants of Loon, known as Loonies, wish to send a spacecraft to their moon. If their moon

has a mass of 1000 Lonks, and their planet has a mass of 81 000 tonks, at what shortest distance from the centre of the planet Loon will the spacecraft experience no net gravitational force?The distance from the centre of the planet Loon to the centre of its moon is 100 000 leaps. Note that your answers should be expressed in leaps.