Astro Bot has five main galaxies to explore, but there is also a secret sixth galaxy called the Lost Galaxy. You can unlock the planets for this galaxy by finding the secret pathways in each of the main galaxies. Each galaxy has two Lost Galaxies inside it, and you’ll know which levels have one if they show a swirl icon before you enter. These are the most difficult collectibles to find, but if you’re struggling, we have everything you need to open up the secret levels. Once you get to the first rampaging pig, don’t throw it at the obviously breakable wall. Instead, as you are swinging it, move towards the previous area with the giant ice sculpture of a seal on top of the tower. Throw the pig at the sculpture to open up a secret path. Hop back down and climb up the tower to enter the path to the Lost Galaxy. In the first room, where you find a Russian Matryoshka Doll enemy, you will see a wall behind it with four lamps on it. Knock down all four lamps, and a secret path will open to the Lost Galaxy for the l