The nationally recognized credit-by-exam DSST® program helps students earn college credits for learning acquired outside the traditional classroom such as; learning from on-the-job training, reading, or independent study. DSST® tests offer students a cost-effective, time-saving way to use the knowledge they've acquired outside of the classroom to accomplish their education goals.

Peterson's® Master the™ DSST® Astronomy Exam provides a general overview of the subjects students will encounter on the exam such as the history of the Science of Astronomy, Astrophysics, Celestial Systems, the Science of Light, Planetary Systems, Nature and Evolution of the Sun and Stars, Galaxies and the Universe. This valuable resource includes: