Astro is a tall and fit young man, aged between 16 to 20 years. He has distinctive maroon dreadlocks that cascade down his head, contrasting with his sallow skin tone. His facial features are accentuated by a unique mustache, adding to his charismatic appearance. He is dressed in a stylish camisole and chinos, paired with casual flip-flops, embodying a laid-back yet trendy vibe. A glowing star mark on his right cheek serves as a window to his emotions, reflecting his celestial origin as 'the Child from the stars'. His vibrant black and yellow curly dreads add an extra flair to his overall look, making him a striking character in the Hazbin Hotel style.