21st Century Astronomy, Second Edition


Book Cover

Quick Start Instructions:

  1. Click "Choose a Chapter" (above)
  2. Follow the Study Plan


  • Includes a Study Plan for each chapter that highlights the pedagogy built into your textbook and its associated media resources.
  • Offers free access to the 18 Animations developed specifically for 21st Century Astronomy. These use animation and interactive exercises to help develop your understanding of fundamental concepts.
  • Links to premium content in the online ebook and SmartWork

ebook21st Century Astronomy, Second Edition, is also available in a Norton ebook format that retains the content of the print book. The ebook offers a variety of tools for study and review, including sticky notes, highlighters, zoomable images, links to the Animations, and a search function.

SmartWorkThe ebook is available as a standalone item or packaged with SmartWork. The SmartWork / ebook package makes it easy for students to consult the text when completing their homework assignments.

To purchase SmartWork as a standalone item, visit the Student Store.

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Norton Gradebook

Instructors now have an easy way to collect students’ online quizzes with the Norton Gradebook without flooding their inboxes with e-mails.

Students can track their online quiz scores by setting up their own Student Gradebook.