The solar system is n't just made of globes, moons, and the Sun. Scattered throughout its hugeness are innumerous lower bodies known as comets, asteroids, and meteoroids. These “ rovers ” are remnants of the early solar system — structure blocks that noway came globes, leavings from collisions, or trippers from distant rung. Despite their small size, these objects have shaped planetary histories, contributed to Earth’s water and organic motes, and continue to allure scientists with their mystifications. Origins and Delineations To understand these objects, it’s essential to distinguish between them.