| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| 21st Century Astronomy | Paperback | 978-0-393-60332-3 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy | Loose Leaf | 978-0-393-60333-0 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy | " | 978-0-393-13841-2 | 2013 | Stacy Palen · Bradford Smith · George Blumenthal |
| 21st Century Astronomy | Paperback | 978-0-393-91878-6 | 2013 | Stacy Palen · Bradford Smith · George Blumenthal |
| 21st Century Astronomy | " | 978-0-393-93198-3 | 2010 | Jeff Hester · Bradford Smith · George Blumenthal · Howard Voss |
| 21st Century Astronomy and Learning Astronomy by Doing Astronomy | " | 978-0-393-61336-0 | 2016 | Ana Larson · Stacy Palen · George Blumenthal |
| 21st Century Astronomy: Stars and Galaxies, 4th Edition | " | 978-0-393-92057-4 | 2013 | Stacy Palen · Brad Smith · George Blumenthal |
| 21st Century Astronomy: Stars and Galaxies | " | 978-0-393-60336-1 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy: Stars and Galaxies | Loose Leaf | 978-0-393-60337-8 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy: Stars and Galaxies | Paperback | 978-0-393-93285-0 | 2010 | Jeff Hester · Bradford Smith · George Blumenthal · Howard Voss |
| 21st Century Astronomy: Stars and Galaxies and The Norton Starry Night Workbook | " | 978-0-393-61330-8 | 2016 | Steven Desch · Michael Marks · Stacy Palen · George Blumenthal |
| 21st Century Astronomy: Stars and Galaxies with Learning Astronomy by Doing Astronomy | " | 978-0-393-61906-5 | 2016 | Ana Larson · Stacy Palen · George Blumenthal |
| 21st Century Astronomy: The Solar System | " | 978-0-393-60334-7 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy: The Solar System | Loose Leaf | 978-0-393-60335-4 | 2016 | Stacy Palen · George Blumenthal |
| 21st Century Astronomy: The Solar System | " | 978-0-393-12351-7 | 2013 | Stacy Palen · Bradford Smith · George Blumenthal |
| 21st Century Astronomy: The Solar System | Paperback | 978-0-393-92058-1 | 2013 | Stacy Palen · Bradford Smith · George Blumenthal |
| 21st Century Astronomy: The Solar System | " | 978-0-393-93284-3 | 2010 | Jeff Hester · Bradford Smith · George Blumenthal · Howard Voss |
| 21st Century Astronomy: The Solar System and The Norton Starry Night Workbook | " | 978-0-393-61329-2 | 2016 | Steven Desch · Michael Marks · Stacy Palen · George Blumenthal |
| 21st Century Astronomy: The Solar System with Learning Astronomy by Doing Astronomy | " | 978-0-393-61987-4 | 2016 | Ana Larson · Stacy Palen · George Blumenthal |
| Understanding Our Universe | " | 978-0-393-63171-5 | 2019 | Stacy Palen · George Blumenthal |
| Understanding Our Universe | " | 978-0-393-93631-5 | 2014 | Stacy Palen · Bradford Smith · George Blumenthal |
| Understanding Our Universe | Loose Leaf | 978-0-393-13818-4 | 2011 | Stacy Palen · Brad Smith · George Blumenthal |
| Understanding Our Universe | Paperback | 978-0-393-91210-4 | 2011 | Stacy Palen · Bradford Smith · George Blumenthal |
Larry Kay · Larry Khoo · Laura K. · Laura Kaye · Laure Kié · Luria K