whimsical of a rocket ship launching into a dreamy pastel-colored space sky with planets and clouds

abstract artwork background blastoff cartoon celestial childlike colored comet concept cosmic cosmo creative design dreamscape dreamy ethereal fantasy fiction galaxy gentle hue journey landscape launch outer pastel rocket rocketship scenery scenic scifi serene ship sketch sky space spacecraft spacescape spaceship style surreal tranquil travel universe vibrant visual whimsical whimsy