AboutIn the previous section, we've seen about the birth and lifecycles of stars. Now, we shall look at another set of celestial bodies: planetsYou can also join this program via the mobile app. Go to the appEnroll NowOverviewINTRODUCTION.1 step1. PLANETS.3 steps2. FORMATION AND EVOLUTION OF THE SOLAR SYSTEM .1 stepLoad moreShareJoin