Game Astrovault

You have traveled to outer space and you are alone in the middle of the Universe and you will live a thrilling adventure. You have to travel from planet to planet helping you only from the force of gravity. The planets are spinning and you have to jump at the right time so that the gravity and force of your jump will help you to reach the next planet. Calculate well the jumps to collect the jewels that float in the space. Will you survive for long?