In her final space-mission, Glenn's ship was thrown off course, causing her to be hopelessly stranded on Eternia. She offered her services to NASA (the National Aeronautics & Space Administration).
In college, Marlena discovered astronautics and excelled in that field as well. The queen was born Marlena Glenn on the planet Earth, where she became an accomplished pilot while still in her teens. Her authority over the kingdom is roughly equivalent to her husband's, although Randor is the absolute monarch and the final word of Eternian law. Queen Marlena is the wife of King Randor, the ruler of Eternia. Er, Your Majesty?' ―He-Man after finding his mother operating the space craft
