The text surveys modern astronomy for general readers, explaining observational instruments and theoretical ideas used to study celestial and subatomic phenomena. It guides readers through sky exploration, atomic physics as it relates to astrophysics, cosmic chronology, galactic structure, stellar properties, and the processes of cosmic formation and dissolution. Special attention is given to cosmogony and evolution, with updated discussions of recent discoveries such as a newly identified outer planet, galactic rotation, and the apparent expansion of the universe, illustrated by plates and descriptive explanations.