Help me generate an image: Based on this image, generate tin...

Help me generate an image: Based on this image, generate tiny sparkles flowing from the airbrush in the astronaut's hand, splashing out a multicolored galaxy. Matte grainy texture, matte grainy canvas base, a combination of heavy color-block strokes and gouache illustration, dark aesthetic, traditional style watercolor impasto, mineral pigment painting, ultra-HD watercolor illustration, a narrative atmosphere of a prosperous and flourishing era, hand-drawn watercolor illustration style. Original aspect ratio.