ocr: LIFE CYCLE OFT THE SOLAR SYSTEM TAGN SOLAR system formed some sun was formed planets. then fused together billion years ago. It started life to form Scientists have asac cloud of gas that contained tiny estimated that, if the sun continues to particles of dust and ice. When gravity give off energy atits present rate, the began to compress this cloud, the sunl solar system should survive for at least was born. Debris left over after the another 5 billion years. Orbits of the imner planets As the planets formed, they moved into the orbital paths that theyfollow today. BIRTH AND DEATH OF THE SOLA ...
