interplanetary (adjective)

1. In the interplanetary novel, a group of astronauts embark on a journey to explore unknown planets.

2. In a futuristic interplanetary love story, two star-crossed lovers from different planets fight to be together against all odds.

3. The interplanetary adventure film takes viewers on a thrilling journey through different planets and galaxies.

4. The interplanetary superhero comic series follows a powerful protagonist who protects various planets from villains.