Stars and Galaxies

Dana Backman taught in the physics and astronomy department at Franklin and Marshall College in Lancaster, Pennsylvania, from 1991 until 2003. He invented and taught a course titled Life in the Universe in F&M's interdisciplinaryFoundations program. Dana now teaches introductory Solar System astronomy at Santa Clara University and introductory astronomy, astrobiology, and cosmology courses in Stanford University's Continuing Studies Program. His research interests focus on infrared observations of planet formation, models of debris disks around nearby stars, and evolution of the solar system's Kuiper belt. Dana is employed by the SETI Institute in Mountain View, California, as director of education and public outreach for SOFIA (the Stratospheric Observatory for Infrared Astronomy) at NASA'sAmes Research Center. Dana is coauthor with Mike Seeds of Horizons: Exploring the Universe, 14th edition (2018); Universe: Solar Systems, Stars, and Galaxies, 7th edition (2012); Stars and Galaxies, 8th edition (2013); The Solar System, 8th edition (2013); and ASTRO, 2nd edition (2013), all published by Cengage.Michael A. Seeds has been Professor of Physics and Astronomy at Franklin and Marshall College in Lancaster, Pennsylvania, since 1970. In 1989, he received F&M College's Lindback Award for Distinguished Teaching. Seeds' love for the history of astronomy led him to create upper-level courses on Archaeoastronomy and Changing Concepts of the Universe. His research interests focus on variable stars and the automation of astronomical telescopes. Mike is coauthor with Dana Backman and Michele Montgomery of HORIZONS HYBRID: EXPLORING THE UNIVERSE, Thirteenth Edition, and UNIVERSE HYBRID: SOLAR SYSTEM, STARS AND GALAXIES, Eighth Edition, both published by Cengage. He was Senior Consultant in the creation of the twenty-six-episode telecourse accompanying the book HORIZONS: EXPLORING THE UNIVERSE, Twelfth Edition.