This eBook provides a highly visual introduction to some basic astronomy concepts that everyone should know, like explaining the phases of the moon and earth-based evidence of the heliocentric model. (See below for full contents. This 2015 edition is in a print replica format, meaning that it works with pinch-and-zoom. Pinch the image to zoom, and use your finger to scroll. On smaller screens, it may read better in landscape mode. The original edition was published in 2012; the 2015 print replica format allows for pinch-and-zoom reading. Here is a sample of what you'll learn... Astronomy 101, the Nuts & Bolts of Astronomy. Cosmology and the Big Bang. Galaxies and the Gravitationally Bound Systems. Everything you need to know about Solar Systems and Planets. Solar Systems and Planets.. Much, much more! This volume of the project covers the front matter of the original book, consisting of a summary of the issues present in the field of Astronomy at the time, a study of the whole History of Astronomy, and a full Encyclopedia of notable Astronomers and Astrologers.