Around 4.6 billion years ago, the solar system formed from a giant cloud of gas and dust. Gravity pulled material together, creating the Sun at the center while the remaining matter formed planets, moons, and asteroids. Rocky planets like Earth and Mars developed close to the Sun, while gas giants like Jupiter and Saturn formed farther away. Comets and meteorites contain remnants of the early solar system, offering clues about its formation. Scientists study planetary movements and cosmic deb...