ASTRO 3

ASTRO 3, 3rd Edition, is an astronomy textbook written by Michael A. Seeds and Dana Backman and published by Cengage Learning. The volume introduces foundational celestial principles alongside major astronomical discoveries and methods.

Coverage spans the historical origins of modern astronomy, the nature of light, and telescopic observation. The text examines the solar system alongside stellar evolution, galactic structures, and modern cosmology.

Developed by 4LTR Press from research into student workflows and preferences, the textbook combines core content with tear-out Chapter Review Cards and an online component.