Profiles seven notable asteroids, comets, and meteors, including the Ceres asteroid, Ganymede, the largest of a group of asteroids known as Earthgrazers, Halley's comet, the Borealis Basin, the Kuiper belt, and the Perseid meteor shower.
Profiles seven notable asteroids, comets, and meteors, including the Ceres asteroid, Ganymede, the largest of a group of asteroids known as Earthgrazers, Halley's comet, the Borealis Basin, the Kuiper belt, and the Perseid meteor shower.
