Presents a children's book for early readers that describes comets, asteroids, and meteoroids.

There's a comet speeding in from the outer solar system, and it's about to slam into an asteroid. Who will be left standing after this interplanetary smackdown? The pockmarked asteroid, a veteran fighter who's already seen some action? Or the dazzling comet, with its incredible velocity and a tail that stretches millions of miles? Kicking off a dynamic series on cosmic collisions, Asteroid vs. Comet starts by comparing the two opponents, then offers...

"Deep space holds materials left over from the formation of the solar system. Astronomers have been making exciting discoveries on the outermost fringes and the New Horizons spacecraft brings new insights into the origins of the sun and planets"--

"Every evening, from the time she was a child, Maria Mitchell stood on her rooftop with her telescope and swept the sky. And then one night she saw something unusual--a comet no one had ever seen before! Miss Mitchell's extraordinary discovery made her famous the world over and paved the way for her to become America's first professional female astronomer."--