This handbook contains the most frequently used information in modern astrophysics, and will be an essential reference for graduate students, researchers and professionals working in astronomy and the space sciences.

A Practical Guide to Observational Astronomy provides a practical and accessible introduction to the ideas and concepts that are essential to making and analyzing astronomical observations.

This book describes how astronomers see and gather information and covers topics where knowledge is incomplete. Topics include dark matter, the Hubble constant/tension, deaths of massive stars, mysteries associated with black holes, neutron stars and binary/multiple systems.