Providing theoretical information on an asteroid whose collision with Earth sixty-five million years ago may have resulted in the extinction of the dinosaurs, a scientific guide considers a second possible asteroid collision.
Using clear, simple language, Early Bird Astronomy titles provide newly fluent readers with thorough explanations of the planets and other objects in our solar system, as well as an introduction to space exploration and basic astronomy concepts.
Presents information on the different types of celestial matter known as asteroids, comets, and meteors and on what scientists learned from the impact of a comet on the surface of Jupiter
Enhanced with full-color photos, this book provides a review of the tragedies and near-disasters that have taken place from the early days of the space explorations through today, including an examination of the events of Apollo 13, incidents on space station Mir, and the recent loss of the Columbia shuttle in February, 2003.
Presents an introduction to the stars, describing their different types, how they are formed and become extinct, and how they have been studied throughout history.