Explore the universe in Spaceman Adventure, a free online game! Play as a spaceman and travel to different planets, avoiding obstacles and collecting power-ups. Spaceman Adventure is an online game that is free to play. It is a multiplayer game that allows players to experience an adventure in space. Spaceman Adventure,space game,free online game,arcade game,space adventure,planets,obstacles,power-ups,multiplayer game,cosmic adventure,interstellar exploration,space exploration,arcade,online game,free to play,astronaut,space travel