"Sad"

"Pink butterfly"

"Desert with sand and cactus. There are not many plants. The sunlight is very strong."

"cheerful princess in a sparkly dress"

"Mermaid with a magical harp"

"Robot with a flamethrower"

"Mermaid with jellyfish"

"Spaceship in hyperspace"

"Space station with astronauts"

"Astronaut with a moon buggy"

"Astronaut planting a flag"