Digital painting, whimsical, fantastical, heart-warming, pastel color palette, soft light, outer space, galaxy, stars, planets, floating hearts, transparent thread connecting hearts, adorable curious calico cat, exploring, playful, wide-eyed, innocent, detailed fur, detailed background, nebulae, astronaut helmet, space suit, floating, zero gravity, dreamy, magical, illustration, artstation, concept art, surreal, imaginative, creative