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,free online game,space game,arcade game,hypercasual game,2D game,online game,avoid obstacles,power-ups,space exploration,multiplayer game,asteroid fields,alien encounters,tap to play,HTML5 game,casual gaming,space adventure