Celeste Morningstar began her ballet training in Los Angeles, California under the tutelage of Sheila Rozann. At age seventeen, Celeste attended the School of American Ballet's (SAB) Summer Course and received training from renowned teachers such as: Alexandra Danilova, Antonina Tumkovsky, Stanley Williams and Suki Schorer. After SAB, Celeste continued her ballet education at Skidmore College under the direction of Balanchine ballerina, Melissa Hayden. While at Skidmore College, Celeste performed Balanchine ballets which include: "Stars and Stripes", "Concerto Barocco" and "Episodes".
After Skidmore, Celeste returned to Los Angeles to study with Stanley Holden where she received a contract to join the Arizona Ballet and the American Festival Ballet under the direction of Steven Wistrich. While with these companies, Celeste toured the United States performing in "A Midsummer Night's Dream", "The Nutcracker", "Valse Fantasie", "Pas de Dix", "Firebird", "Songs of the Earth", "Shapes of Evening" and "Aubade".
After ending her performing career, Celeste moved to Rye, New York and began teaching for The Ballet Class in 1986. In 2007, she became the Director of The Ballet Class. In the fall of 2014, Celeste was one of twenty-three ballet school directors and teachers invited by SAB to attend its National Teachers Weekend. In the summer of 2018, Celeste retired as Director but continues to teach the Ballet III, IV and A Levels.