How to to Solar System Explorer
When you click to play the game there will be a loading screen that will show controls and play. The controls menu should include WASD(W-move forward, A-move to the left, S-move down, D-move to the right), you will use your mouse to move you character in the direction you want to go in, and the space bar with be the jump bar. Once you click the play button it will spawn you in a room which will have tunnel leading you out to the start of the game. Which then you will complete the whole parkour course in the end you will eliminate the final guy who teleported you there. Once you eliminate them you will get a screen saying You Win which means you completed the game. Now if you fall off the map you will get a You Lose screen which then will teleport you back to the start of the game. There is also not checkpoints in this game so please be patient and learn about the planets and memorize them so you do not have to start over again and again.