The universe through the eyes of an astronomer or astrophysicist is a fascinating place — and a good book can give you a glimpse. Java Se Runtime Environment 7u13.

A of General Astronomy is available. () A is available. () Astronomy is the scientific study of celestial bodies in the visible universe, from the scale of a few meters to the macro scale, including the underlying physics governing those bodies. What they are made of, their properties, including distribution, relation, distance, movement, creation, age and demise. With the progress of technology, that has dramatically improved our understanding of the universe. Astronomy has been one of the most modernized area of scientific study but also one of the oldest sciences, practiced by all ancient civilizations to some degree. This Wikibook introduces the reader to that tapestry and the process that revealed it to humanity.

It presents astronomy not only as a field of knowledge, but also as a human endeavor in science. Table of Contents [ ]. • • • • • • • • • • • • • • • • • • • • • • Principles of Light • • • • • • • • • • • • • • • • • • • • • • • • • Earth as a Planet • • • • • • • • Space Exploration • • • • • • Astrobiology and Extraterrestrial Life • • • • • • • • • • • • • • • • • • • The Stellar Life Cycle • • • • • • • • • • • • • Galaxies • • • • • • • Gamma-Ray Bursts and Cosmic Rays • • • • • • Cosmology • • • • • Also on Wikimedia [ ] has related information at has learning materials about is a Web site where this and other free textbooks are developed. Spss Data Entry Builder. In addition to this book, Wikibooks is the host of related textbook projects. •, an advanced undergraduate treatment of the principles of general relativity •, a textbook for beginning students in physics and astronomy •, a look at the principles behind orbiting satellites •, a children's nonfiction book about the Solar System •, a list of all the deep-sky objects in the Messier Index.