Listen to the sound clip Supernova Squad The Animated Series Voice Cast: Nova - Grey Griffin Luna - Tara Strong Celestia - Hynden Walch Orion - Phil LaMarr Solaris - Cree Summer Stella - Kate Higgins Sirius - Keith Ferguson Aurora - Vanessa Marshall Vesper - John DiMaggio Phoenix - Dee Bradley Baker Dr. Celeste - Candi Milo Gargantua - Clancy Brown Dante Rivers - Roger Craig Smith Ms. Luna Star - Jennifer Hale Additional Voices: Nolan North, Laura Bailey, Fred Armisen, Tress MacNeille, Bill Fagerbakke, Kath Soucie,... from Vox (Cartoon, Hazbin Hotel) HiFi TTS Computer AI Voice: