Do you enjoy the sci-fi style games? If yes, you don’t want to miss this slot game. What On Earth is an online video slot with a funny alien and space theme with related symbols and graphics. The game is a 5-reels and 9 paylines video slot powered by Microgaming software platform. What On Earth offers to its players 3 scatter symbols, free spins feature and a bonus round with the maximum 400x the bet. The scatter symbols are represented by red rockets, green flying saucers and blue spaceships.