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Publication Order of Katherine “Kitty” Katt Books
| Touched by an Alien | (2010) | Hardcover Paperback Kindle |
| Alien Tango | (2010) | Hardcover Paperback Kindle |
| Alien in the Family | (2011) | Hardcover Paperback Kindle |
| Alien Proliferation | (2011) | Hardcover Paperback Kindle |
| Alien Diplomacy | (2012) | Hardcover Paperback Kindle |
| Alien vs. Alien | (2012) | Hardcover Paperback Kindle |
| Alien in the House | (2013) | Hardcover Paperback Kindle |
| Alien Research | (2013) | Hardcover Paperback Kindle |
| Alien Collective | (2014) | Hardcover Paperback Kindle |
| Universal Alien | (2014) | Hardcover Paperback Kindle |
| Alien Separation | (2015) | Hardcover Paperback Kindle |
| Alien in Chief | (2015) | Hardcover Paperback Kindle |
| Camp Alien | (2016) | Hardcover Paperback Kindle |
| Alien Nation | (2016) | Hardcover Paperback Kindle |
| Alien Education | (2017) | Hardcover Paperback Kindle |
| Aliens Abroad | (2018) | Hardcover Paperback Kindle |
| Aliens Like Us | (2019) | Hardcover Paperback Kindle |